diff --git a/ChickenGameTest.csproj b/ChickenGameTest.csproj
index 4203716..e44b789 100644
--- a/ChickenGameTest.csproj
+++ b/ChickenGameTest.csproj
@@ -10,6 +10,7 @@
     <!-- Required for some nuget packages to work -->
     <!-- godotengine/godot/issues/42271#issuecomment-751423827 -->
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <!-- To show generated files -->
     <!-- <EmitCompilerGeneratedFiles>true</EmitCompilerGeneratedFiles> -->
     <!--
@@ -35,31 +36,34 @@
 
   <ItemGroup>
     <!-- Production dependencies go here! -->
-    <PackageReference Include="Chickensoft.GameTools" Version="3.1.6" />
-    <PackageReference Include="SjkScripts" Version="1.0.1" />
-    <PackageReference Include="System.IO.Abstractions" Version="22.1.0" />
+    <PackageReference Include="Arch" Version="2.1.0" />
+    <PackageReference Include="Chickensoft.GameTools" Version="3.1.18" />
+    <PackageReference Include="NCalc.LambdaCompilation" Version="5.12.0" />
+    <PackageReference Include="NCalcSync" Version="5.12.0" />
+    <PackageReference Include="SjkScripts" Version="1.0.17" />
+    <PackageReference Include="System.IO.Abstractions" Version="22.1.1" />
     <PackageReference Include="EnvironmentAbstractions" Version="5.0.0" />
     <PackageReference Include="GodotSharp.SourceGenerators" Version="2.6.0" PrivateAssets="all" OutputItemType="analyzer" />
-    <PackageReference Include="Chickensoft.SaveFileBuilder" Version="1.3.54" />
-    <PackageReference Include="Chickensoft.AutoInject" Version="2.9.18" PrivateAssets="all" />
+    <PackageReference Include="Chickensoft.SaveFileBuilder" Version="1.3.66" />
+    <PackageReference Include="Chickensoft.AutoInject" Version="2.13.0" PrivateAssets="all" />
     <PackageReference Include="Chickensoft.Collections" Version="3.1.4" />
-    <PackageReference Include="Chickensoft.GodotNodeInterfaces" Version="2.4.57" />
+    <PackageReference Include="Chickensoft.GodotNodeInterfaces" Version="3.0.12" />
     <PackageReference Include="Chickensoft.Introspection" Version="3.0.2" />
     <PackageReference Include="Chickensoft.Introspection.Generator" Version="3.0.2" PrivateAssets="all" OutputItemType="analyzer" />
     <PackageReference Include="Chickensoft.Serialization" Version="3.1.0" />
-    <PackageReference Include="Chickensoft.Serialization.Godot" Version="0.8.46" />
+    <PackageReference Include="Chickensoft.Serialization.Godot" Version="0.8.64" />
     <PackageReference Include="Chickensoft.LogicBlocks" Version="5.20.0" />
     <PackageReference Include="Chickensoft.LogicBlocks.DiagramGenerator" Version="5.20.0" PrivateAssets="all" OutputItemType="analyzer" />
-    <PackageReference Include="Chickensoft.UMLGenerator" Version="1.1.0" />
-    <PackageReference Include="Chickensoft.Sync" Version="2.2.0" />
+    <PackageReference Include="Chickensoft.UMLGenerator" Version="1.3.1" />
+    <PackageReference Include="Chickensoft.Sync" Version="2.3.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(RunTests)' == 'true'">
     <!-- Test dependencies go here! -->
     <!-- Dependencies added here will not be included in release builds. -->
-    <PackageReference Include="Chickensoft.GoDotTest" Version="2.0.27" />
+    <PackageReference Include="Chickensoft.GoDotTest" Version="2.0.33" />
     <!-- Used to drive test scenes when testing visual code -->
-    <PackageReference Include="Chickensoft.GodotTestDriver" Version="3.1.56" />
+    <PackageReference Include="Chickensoft.GodotTestDriver" Version="3.1.68" />
     <!-- Bring your own assertion library for tests! -->
     <!-- We're using Shouldly for this example, but you can use anything. -->
     <PackageReference Include="Shouldly" Version="4.3.0" />
diff --git a/src/Game.cs b/src/Game.cs
index 644e426..0c62131 100644
--- a/src/Game.cs
+++ b/src/Game.cs
@@ -7,8 +7,8 @@ public partial class Game : Control
   public Button TestButton { get; private set; } = default!;
   public int ButtonPresses { get; private set; }
 
-  public override void _Ready()
-    => TestButton = GetNode<Button>("%TestButton");
+  public override void _Ready()=> new Test().TestECS();
+    // => TestButton = GetNode<Button>("%TestButton");
 
   public void OnTestButtonPressed() => ButtonPresses++;
 
diff --git a/src/Items/Components/Tags.cs b/src/Items/Components/Tags.cs
new file mode 100644
index 0000000..362773a
--- /dev/null
+++ b/src/Items/Components/Tags.cs
@@ -0,0 +1,289 @@
+namespace FoodFactory.Items;
+
+using System;
+using System.Collections;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+using System.Numerics;
+using System.Threading;
+
+public readonly struct Tags : IEquatable<Tags>, IReadOnlyCollection<Tag>
+{
+  private readonly Tag[] _values;
+  public Tags()
+  {
+    _values = [];
+  }
+  /// <summary>
+  /// Will error if there is not tags in contained.
+  /// </summary>
+  public readonly Tag First => _values[0];
+  public Tags(params string[] tags)
+  {
+    var arr = new Tag[tags.Length];
+    for (var i = 0; i < tags.Length; i++)
+    {
+      arr[i] = TagRegistry.GetTag(tags[i]);
+    }
+
+    _values = SortAndDeduplicate(arr);
+  }
+  public override string ToString() => $"Tags: [{string.Join(", ", _values.Select(t => t.Name))}]";
+  private static readonly Dictionary<TagArrayKey, Tag[]> _internedTags = [];
+
+  public readonly int Count => _values.Length;
+
+  private static Tag[] SortAndDeduplicate(Tag[] tags)
+  {
+    Array.Sort(tags);
+    var key = new TagArrayKey(tags);
+    if (!_internedTags.TryGetValue(key, out var interned))
+    {
+      _internedTags[key] = interned = tags;
+    }
+    return interned;
+  }
+
+  public Tags(params Tag[] tags)
+  {
+    _values = SortAndDeduplicate(tags);
+  }
+  public Tags(ISet<Tag> tags) : this(tags.ToArray())
+  {
+
+  }
+  public Tags With(params Tag[] tags)
+  {
+    HashSet<Tag> set = [.. _values, .. tags];
+    return new Tags(set);
+  }
+  public Tags With(params string[] tags)
+  {
+    HashSet<Tag> set = [.. _values, .. TagRegistry.GetTags(tags)];
+    return new Tags(set);
+  }
+  public Tags WithOut(params string[] tags)
+  {
+    HashSet<Tag> set = [.. _values];
+    for (int i = 0; i < tags.Length; i++)
+    {
+      set.Remove(TagRegistry.GetTag(tags[i]));
+    }
+    return new Tags(set);
+  }
+  public readonly bool Contains(Tag tag) => Array.BinarySearch(_values, tag) >= 0;
+  public readonly bool Equals(Tags other) => _values == other._values;
+  public override readonly bool Equals([NotNullWhen(true)] object? obj) => obj is Tags tags && Equals(tags);
+  public override readonly int GetHashCode() => _values.GetHashCode();
+  public readonly IEnumerator<Tag> GetEnumerator()
+  {
+    foreach (var item in _values)
+    {
+      yield return item;
+    }
+  }
+  readonly IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
+
+  public readonly struct TagArrayKey : IEquatable<TagArrayKey>
+  {
+    private readonly Tag[] _tags;
+
+    public TagArrayKey(Tag[] tags)
+    {
+      _tags = tags;
+    }
+
+    public bool Equals(TagArrayKey other)
+    {
+      var a = _tags;
+      var b = other._tags;
+
+      if (a == b)
+      {
+        return true;
+      }
+
+      if (a == null || b == null)
+      {
+        return false;
+      }
+
+      if (a.Length != b.Length)
+      {
+        return false;
+      }
+
+      for (var i = 0; i < a.Length; i++)
+      {
+        if (a[i] != b[i])
+        {
+          return false;
+        }
+      }
+
+      return true;
+    }
+
+    public override bool Equals(object? obj)
+        => obj is TagArrayKey other && Equals(other);
+
+    public override int GetHashCode()
+    {
+      var hash = new HashCode();
+
+      foreach (var tag in _tags)
+      {
+        hash.Add(tag._id);
+      }
+
+      return hash.ToHashCode();
+    }
+  }
+  public readonly bool ContainsAll(Tags other)
+  {
+    var i = 0;
+    var j = 0;
+
+    while (i < _values.Length && j < other._values.Length)
+    {
+      if (_values[i] == other._values[j])
+      {
+        i++;
+        j++;
+      }
+      else if (_values[i] < other._values[j])
+      {
+        return false;
+      }
+      else
+      {
+        j++;
+      }
+    }
+    return j == other._values.Length;
+  }
+  public readonly bool ContainsAny(Tags other)
+  {
+    for (var i = 0; i < _values.Length; i++)
+    {
+      if (other.Contains(_values[i]))
+      {
+        return true;
+      }
+    }
+    return false;
+  }
+}
+
+public readonly struct Tag : IEquatable<Tag>, IEqualityOperators<Tag, Tag, bool>, IComparisonOperators<Tag, Tag, bool>,
+  IComparable<Tag>
+{
+  public readonly string Name => TagRegistry.GetName(this);
+  internal readonly int _id;
+
+  internal Tag(int id)
+  {
+    Debug.Assert(id >= 0);
+    _id = id;
+  }
+  public override bool Equals([NotNullWhen(true)] object? obj) => obj is Tag tag && Equals(tag);
+  public bool Equals(Tag other) => _id == other._id;
+  public override int GetHashCode() => _id;
+  public override string ToString() => Name;
+  public int CompareTo(Tag other) => _id.CompareTo(other._id);
+  public static bool operator >(Tag left, Tag right) => left._id > right._id;
+  public static bool operator >=(Tag left, Tag right) => left._id >= right._id;
+  public static bool operator <(Tag left, Tag right) => left._id < right._id;
+  public static bool operator <=(Tag left, Tag right) => left._id <= right._id;
+  public static bool operator ==(Tag left, Tag right) => left._id == right._id;
+  public static bool operator !=(Tag left, Tag right) => left._id != right._id;
+}
+
+public static class TagRegistry
+{
+  private static Registry<string> _registry = new();
+
+
+
+  // private static readonly ConcurrentDictionary<string, Tag> _stringTags = [];
+  // private static readonly List<string> _tagsStrings = [];
+  public static Tag GetTag(string name) => new(_registry.GetOrCreate(name));
+  // {
+  //   name = name.ToLowerInvariant();
+  //   if (_stringTags.TryGetValue(name, out var tag))
+  //   {
+  //     return tag;
+  //   }
+  //   return CreateNewTag(name);
+  // }
+  public static string GetName(Tag tag) => _registry.GetEntry(tag._id);//=> tag._id < _tagsStrings.Count ? _tagsStrings[tag._id] : throw new IndexOutOfRangeException($"{nameof(tag)} was somehow created with an value greater then the count of {nameof(_tagsStrings)}. {nameof(tag)}:{tag._id} {nameof(_tagsStrings.Count)}:{_tagsStrings.Count}");
+  public static Tag[] GetTags(string[] names)
+  {
+    var array = new Tag[names.Length];
+    for (int i = 0; i < names.Length; i++)
+    {
+      array[i] = GetTag(names[i]);
+    }
+    return array;
+  }
+  // private static Tag CreateNewTag(string name)
+  // {
+  //   Tag tag;
+  //   lock (_tagsStrings)
+  //   {
+  //     tag = new Tag(_tagsStrings.Count);
+  //     _tagsStrings.Add(name);
+  //   }
+  //   _stringTags[name] = tag;
+  //   return tag;
+  // }
+}
+
+public class Registry<TEntry> where TEntry : notnull
+{
+  private readonly Dictionary<TEntry, int> _data = [];
+  private readonly List<TEntry> _list = [];
+  private readonly object _lock = new();
+  public IReadOnlyList<TEntry> Entries => _list;
+  public void Clear()
+  {
+    lock (_lock)
+    {
+      _data.Clear();
+      _list.Clear();
+    }
+  }
+  public int GetOrCreate(TEntry name)
+  {
+    lock (_lock)
+    {
+      if (_data.TryGetValue(name, out var tag))
+      {
+        return tag;
+      }
+      return CreateNewKey(name);
+    }
+  }
+  public TEntry GetEntry(int index)
+  {
+    lock (_lock)
+    {
+      if ((uint)index >= (uint)_list.Count)
+      {
+        throw new KeyNotFoundException($"The index {index} you are trying to access does not exist in the registry. The registry only has {_list.Count} of type {typeof(TEntry).Name}s");
+      }
+      return _list[index];
+    }
+  }
+
+  private int CreateNewKey(TEntry name)
+  {
+    int index = _list.Count;
+    _list.Add(name);
+    _data[name] = index;
+    return index;
+  }
+}
diff --git a/src/Items/Item b/src/Items/Item
deleted file mode 100644
index e69de29..0000000
diff --git a/src/Items/ItemECSTest.cs b/src/Items/ItemECSTest.cs
new file mode 100644
index 0000000..b85428a
--- /dev/null
+++ b/src/Items/ItemECSTest.cs
@@ -0,0 +1,219 @@
+
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Arch.Core;
+using Arch.Core.Extensions;
+using Arch.LowLevel.Jagged;
+using FoodFactory;
+using FoodFactory.Items;
+using FoodFactory.Recipes;
+using Godot;
+
+public class Test
+{
+
+  public void TestECS()
+  {
+    using var world = World.Create();
+
+
+    var bucket = new BucketStorage<List<Entity>>();
+
+    var pizza = world.Create(new Name("Pizza"), new Temperature(5f), new MarcoNutrients(5, 5, 10), new MicroNutrients([new Vitamin("D", 5)]));
+    var turkey = world.Create(new Name("Turkey"), new Temperature(5f), new MarcoNutrients(5, 5, 10));
+
+    // var componentType = new ComponentType(ComponentRegistry.Size-1, 8);
+    // ComponentRegistry.Add(typeof(LayeredStack2), componentType);
+    var query = new QueryDescription().WithAll<Name, Temperature, MarcoNutrients>();
+    world.Query(in query, (Entity entity, ref Name name, ref Temperature temperature) =>
+    {
+      temperature.Kelvin += .1f;
+      GD.Print(temperature);
+    });
+    if (pizza.Has<Temperature>())
+    {
+      pizza.Get<Temperature>().Kelvin += .1f;
+    }
+    pizza.Add(new IngredientOf(turkey));
+    var a = new List<Entity>(){pizza};
+
+    turkey.Add(new LayeredStack(bucket.Add(a)));
+    turkey.Add(new LayeredStack2(a));
+
+
+    var list = bucket.GetRef(turkey.Get<LayeredStack>().Handle);
+    GD.Print(string.Join(',', list));
+
+    var list2 = turkey.Get<LayeredStack2>().Children;
+    turkey.Get<LayeredStack2>().Children.Add(turkey);
+    GD.Print(string.Join(',', list2));
+    var r = pizza.Get(typeof(Name));
+    ComponentRegistry.TryGet<LayeredStack2>(out var type);
+    GD.Print(type);
+
+    var flour = world.Create(new Name("flour"), new Temperature(71, TemperatureUnit.Fahrenheit), new Tags("flour", "wheat"));
+    var tag2 = new Tags();
+
+    world.SubscribeEntityDestroyed((in entity) =>
+    {
+      foreach (var item in entity.GetAllComponents())
+      {
+        if (item is IEntityContainer container)
+        {
+          foreach (var item2 in container.GetEntities())
+          {
+            world.Destroy(item2);
+          }
+        }
+      }
+    }
+    );
+    var recipes = new Recipes();
+
+    var item = recipes.TESTBlueprint.Factory(new BlueprintContext(){World = world, BluePrintId = new BlueprintId(recipes.TESTBlueprint)});//world.Create(new Name("Potato_Raw"), new Temperature(71f), new Tags("raw", "potato", "vegetable"));
+    Span<Entity> items = [item];
+    var context = new RecipeContext(world, items);
+    var builder = new RecipeResultBuilder(stackalloc bool[10], new ItemBuilder[10]);
+    // var recipe = new PotatoCookRecipe();
+    var recipe = recipes.GetRecipes(new RecipeAction("cook"), 1, [item.Get<Tags>()], [])[0].Recipe;
+    if (recipe.CanProcess(context))
+    {
+      var result = recipe.Process(context, ref builder);
+      var list3 = new List<Entity>();
+      for (int i = 0; i < result.CreateLength; i++)
+      {
+        list3.Add(result.Create[i](in context));
+      }
+      if (result.RemoveLength > 0)
+      {
+        for (int i = 0; i < result.RemoveLength; i++)
+        {
+          GD.Print(result.Remove[i]);
+          if (result.Remove[i])
+          {
+            world.Destroy(items[i]);
+          }
+        }
+      }
+      GD.Print(string.Join(',',list3[0].GetAllComponents()));
+      GD.Print(items[0].IsAlive());
+    }
+  }
+}
+
+internal interface IEntityContainer
+{
+  IEnumerable<Entity> GetEntities();
+}
+
+public record struct Name(string Value);
+public record struct MarcoNutrients(float Fat, float Protein, float Carbohydrate);
+public record struct MicroNutrients(List<Vitamin> Vitamins);
+
+public record struct Vitamin(string Id, float Amount);
+
+public record struct IngredientOf(Entity Source);
+public record struct LayeredStack(Handle Handle);
+public record struct LayeredStack2(List<Entity> Children);
+
+
+public record struct Handle(int Index, int Version);
+
+public class BucketStorage<T>
+{
+  private struct Slot
+  {
+    public T Value;
+    public int Version;
+    public bool Occupied;
+  }
+
+  private Slot[] _slots = new Slot[1];
+  private Stack<int> _freeIndices = new();
+
+  // Allocate a new slot
+  public Handle Add(T value)
+  {
+    if (_freeIndices.Count > 0)
+    {
+      int index = _freeIndices.Pop();
+      var slot = _slots[index];
+
+      slot.Value = value;
+      slot.Occupied = true;
+      slot.Version++; // bump version on reuse
+
+      _slots[index] = slot;
+
+      return new Handle { Index = index, Version = slot.Version };
+    }
+    else
+    {
+      var slot = new Slot
+      {
+        Value = value,
+        Version = 1,
+        Occupied = true
+      };
+      Array.Resize(ref _slots, _slots.Length + 1);
+      _slots[^1] = slot;
+
+      return new Handle
+      {
+        Index = _slots.Length - 1,
+        Version = slot.Version
+      };
+    }
+  }
+
+  // Safe access
+  public bool TryGet(Handle handle, out T value)
+  {
+    if (handle.Index < 0 || handle.Index >= _slots.Length)
+    {
+      value = default;
+      return false;
+    }
+
+    var slot = _slots[handle.Index];
+
+    if (!slot.Occupied || slot.Version != handle.Version)
+    {
+      value = default;
+      return false;
+    }
+
+    value = slot.Value;
+    return true;
+  }
+
+  // Direct (unsafe-ish) access if you trust the handle
+  public ref T GetRef(Handle handle)
+  {
+    return ref _slots[handle.Index].Value;
+  }
+
+  // Remove and recycle index
+  public bool Remove(Handle handle)
+  {
+    if (handle.Index < 0 || handle.Index >= _slots.Length)
+      return false;
+
+    var slot = _slots[handle.Index];
+
+    if (!slot.Occupied || slot.Version != handle.Version)
+      return false;
+
+    slot.Occupied = false;
+    slot.Version++; // invalidate old handles
+
+    _slots[handle.Index] = slot;
+    _freeIndices.Push(handle.Index);
+
+    return true;
+  }
+}
+
+
diff --git a/src/Items/itemtest.jsonc b/src/Items/itemtest.jsonc
new file mode 100644
index 0000000..ccfc310
--- /dev/null
+++ b/src/Items/itemtest.jsonc
@@ -0,0 +1,49 @@
+[
+  {
+  "name" : "wheat_to_flour",
+  "description" : "Wheat to Flour",
+  "inputs" : [{"tag" : "wheat"}],
+  "actions" : ["mill"],//should be a list of actions, bacily addioanl tags, used for reduceing howm may recipes to look for
+  "effects" : [
+    {
+      "effect_type" : " replace_tag",
+      "target" : "wheat",
+      "result" : "flour"
+    }
+  ]
+  },
+  {
+    "name" : "carmlize",
+    "description" : "Camalize sugars",
+    "inputs" : [{"tag" : "meat"},{"tag" : "sugar"}, {"tag": "bread"}],
+    "actions" : ["heat"],// maybe incude addioanl aip contox for like heat applied, all need to be preset to be valid recipe
+    "expr" : [
+    {
+      "target": "Nutration.Flavors.Camalize",
+      "condition" : "Temperature.F > 350",// i want to be able to have nested expressions that would branch
+      "op" :"add",
+      "expr" : [
+        "MarcoNutrients.Sugar * delta * someMathForRateOfCamrlization",//exprestion could branch and allow for more complex recipes, or be step and maybe variables
+      ]
+    },
+    ]
+  },
+  {
+    "name" : "stack",
+    "description" : "Burned the meat",
+    "inputs" : [{"tag" : "stackable"}],//realticly could be  any item, but allow cetin thigns to stack makes senes
+    //Also need an way to allow mutple item inputs, like stacking a meat slce on slice of bread
+    "actions" : ["stack"],// maybe incude addioanl aip contox for like heat applied, all need to be preset to be valid recipe
+    "expr" : [
+    {
+      "target": "Nutration.Flavors.Camalize",
+      "condition" : "Temperature.F > 350",// i want to be able to have nested expressions that would branch
+      "op" :"add",
+      "expr" : [
+        "MarcoNutrients.Sugar * delta * someMathForRateOfCamrlization",//exprestion could branch and allow for more complex recipes, or be step and maybe variables
+      ]
+    },
+    ]
+  },
+
+]
diff --git a/src/Math/Temperature.cs b/src/Math/Temperature.cs
new file mode 100644
index 0000000..1cd7aa0
--- /dev/null
+++ b/src/Math/Temperature.cs
@@ -0,0 +1,494 @@
+//https://www.codeproject.com/Articles/311333/A-Csharp-Temperature-Struct
+namespace FoodFactory;
+
+
+
+
+using System;
+using System.Diagnostics.CodeAnalysis;
+using System.Globalization;
+using System.Numerics;
+
+/// <summary>
+/// Options for temperature measurement units.
+/// </summary>
+public enum TemperatureUnit
+{
+  /// <summary>
+  /// The SI base unit of thermodynamic temperature,
+  /// equal in magnitude to the degree Celsius.
+  /// </summary>
+  Kelvin,
+
+  /// <summary>
+  /// A scale of temperature on which water freezes
+  /// at 0° and boils at 100° under standard conditions.
+  /// </summary>
+  Celsius,
+
+  /// <summary>
+  /// A scale of temperature on which water freezes at 32°
+  /// and boils at 212° under standard conditions.
+  /// </summary>
+  Fahrenheit
+}
+
+/// <summary>
+/// A temperature value.
+/// </summary>
+
+public struct Temperature : IFormattable, IComparable,
+      IComparable<Temperature>, IEquatable<Temperature>,
+      IAdditionOperators<Temperature, TemperatureDelta, Temperature>,
+      ISubtractionOperators<Temperature, Temperature, TemperatureDelta>,
+      ISubtractionOperators<Temperature, TemperatureDelta, TemperatureDelta>,
+      IEqualityOperators<Temperature, Temperature, bool>,
+      IComparisonOperators<Temperature, Temperature, bool>
+{
+  private double _kelvin;
+
+  /// <summary>
+  /// Creates a new temperature with the specified value in Kelvin.
+  /// </summary>
+  /// <param name="kelvin">The value of the temperature.</param>
+  public Temperature(double kelvin) : this() { _kelvin = kelvin; }
+
+
+  /// <summary>
+  /// Creates a new temperature with the specified value in the
+  /// specified unit of measurement.
+  /// </summary>
+  /// <param name="temperature">The value of the temperature.</param>
+  /// <param name="unit">The unit of measurement that defines how
+  /// the <paramref name="temperature"/> value is used.</param>
+  public Temperature(double temperature, TemperatureUnit unit)
+      : this()
+  {
+    switch (unit)
+    {
+      case TemperatureUnit.Kelvin:
+        _kelvin = temperature;
+        break;
+      case TemperatureUnit.Celsius:
+        Celsius = temperature;
+        break;
+      case TemperatureUnit.Fahrenheit:
+        Fahrenheit = temperature;
+        break;
+      default:
+        throw new ArgumentException(
+          "The temperature unit '" + unit.ToString() + "' is unknown.");
+    }
+  }
+
+  /// <summary>
+  /// Gets or sets the temperature value in Kelvin.
+  /// </summary>
+  public double Kelvin
+  {
+    readonly get => _kelvin;
+
+    set => _kelvin = value;
+  }
+
+  /// <summary>
+  /// Gets or sets the temperature value in Celsius.
+  /// </summary>
+  public double Celsius
+  {
+    readonly get => KelvinToCelsius(_kelvin); set => _kelvin = CelsiusToKelvin(value);
+  }
+
+  /// <summary>
+  /// Gets or sets the temperature value in Fahrenheit.
+  /// </summary>
+  public double Fahrenheit
+  {
+    readonly get => KelvinToFahrenheit(_kelvin); set => _kelvin = FahrenheitToKelvin(value);
+  }
+
+  /// <summary>
+  /// Gets the temperature value in the specified unit of measurement.
+  /// </summary>
+  /// <param name="unit">The unit of measurement
+  /// in which the temperature should be retrieved.</param>
+  /// <returns>The temperature value in the specified
+  /// <paramref name="unit"/>.</returns>
+  public readonly double ValueIn(TemperatureUnit unit) => unit switch
+  {
+    TemperatureUnit.Kelvin => _kelvin,
+    TemperatureUnit.Celsius => Celsius,
+    TemperatureUnit.Fahrenheit => Fahrenheit,
+    _ => throw new ArgumentException(
+                  "Unknown temperature unit '" + unit.ToString() + "'."),
+  };
+
+
+  /// <summary>
+  /// Returns a string representation of the temperature value.
+  /// </summary>
+  /// <param name="format">
+  /// A single format specifier that indicates how to format the value of this
+  /// temperature. The format parameter can be "G",
+  /// "C", "F", or "K". If format
+  /// is null or the empty string (""), "G" is used.
+  /// </param>
+  /// <param name="provider">
+  /// An IFormatProvider reference that supplies culture-specific formatting
+  /// services.
+  /// </param>
+  /// <returns>A string representation of the temperature.</returns>
+  /// <exception cref="FormatException">
+  /// The value of format is not null, the empty string (""), "G", "C", "F", or
+  /// "K".
+  /// </exception>
+  public readonly string ToString(string? format, IFormatProvider? provider)
+  {
+    if (string.IsNullOrEmpty(format))
+    {
+      format = "G";
+    }
+    provider ??= CultureInfo.CurrentCulture;
+
+    return format switch
+    {
+      "G" or "C" or "g" or "c" => Celsius.ToString("F2", provider) + " °C",
+      "F" or "f" => Fahrenheit.ToString("F2", provider) + " °F",
+      "K" or "k" => _kelvin.ToString("F2", provider) + " K",
+      _ => throw new FormatException(
+                            string.Format("The {0} format string is not supported.", format)),
+    };
+  }
+
+  /// <summary>
+  /// Returns a string representation of the temperature value.
+  /// </summary>
+  /// <param name="format">
+  /// A single format specifier that indicates how to format the value of this
+  /// temperature. The format parameter can be "G",
+  /// "C", "F", or "K". If format
+  /// is null or the empty string (""), "G" is used.
+  /// </param>
+  /// <returns>A string representation of the temperature.</returns>
+  /// <exception cref="FormatException">
+  /// The value of format is not null,
+  /// the empty string (""), "G", "C", "F", or
+  /// "K".
+  /// </exception>
+  public readonly string ToString(string format) => ToString(format, null);
+
+  /// <summary>
+  /// Returns a string representation of the temperature value.
+  /// </summary>
+  /// <returns>A string representation of the temperature.</returns>
+  public override readonly string ToString() => ToString(null, null);
+
+  /// <summary>
+  /// Returns a string representation of the temperature value.
+  /// </summary>
+  /// <param name="unit">
+  /// The temperature unit as which the temperature value should be displayed.
+  /// </param>
+  /// <param name="provider">
+  /// An IFormatProvider reference that supplies culture-specific formatting
+  /// services.
+  /// </param>
+  /// <returns>A string representation of the temperature.</returns>
+  public readonly string ToString(TemperatureUnit unit, IFormatProvider? provider)
+  {
+    return unit switch
+    {
+      TemperatureUnit.Celsius => ToString("C", provider),
+      TemperatureUnit.Fahrenheit => ToString("F", provider),
+      TemperatureUnit.Kelvin => ToString("K", provider),
+      _ => throw new FormatException("The temperature unit '" +
+                            unit.ToString() + "' is unknown."),
+    };
+  }
+
+  /// <summary>
+  /// Returns a string representation of the temperature value.
+  /// </summary>
+  /// <param name="unit">
+  /// The temperature unit as which the temperature value should be displayed.
+  /// </param>
+  /// <returns>A string representation of the temperature.</returns>
+  public readonly string ToString(TemperatureUnit unit) => ToString(unit, null);
+
+  /// <summary>
+  /// Compares this instance to a specified Temperature object and returns an indication
+  /// of their relative values.
+  /// </summary>
+  /// <param name="value">A Temperature object
+  ///    to compare to this instance.</param>
+  /// <returns>
+  /// A signed number indicating the relative values of this instance and value.
+  /// Value Description A negative integer This instance is less than value. Zero
+  /// This instance is equal to value. A positive integer This instance is greater
+  /// than value.
+  /// </returns>
+  public readonly int CompareTo(Temperature value) => _kelvin.CompareTo(value._kelvin);
+
+  /// <summary>
+  /// Compares this instance to a specified object and returns an indication of
+  /// their relative values.
+  /// </summary>
+  /// <param name="value">An object to compare, or null.</param>
+  /// <returns>
+  /// A signed number indicating the relative values of this instance and value.
+  /// Value Description A negative integer This instance is less than value. Zero
+  /// This instance is equal to value. A positive integer This instance is greater
+  /// than value, or value is null.
+  /// </returns>
+  /// <exception cref="ArgumentException">
+  /// The value is not a Temperature.
+  /// </exception>
+  public readonly int CompareTo(object? value)
+  {
+    if (value == null)
+    {
+      return 1;
+    }
+
+    if (value is not Temperature)
+    {
+      throw new ArgumentException($"Can not compare {value.GetType()} and {GetType()}");
+    }
+
+    return CompareTo((Temperature)value);
+  }
+
+  /// <summary>
+  /// Determines whether or not the given temperature is considered equal to this instance.
+  /// </summary>
+  /// <param name="value">The temperature to compare to this instance.</param>
+  /// <returns>True if the temperature is considered equal
+  ///    to this instance. Otherwise, false.</returns>
+  public readonly bool Equals(Temperature value) => _kelvin == value._kelvin;
+
+  /// <summary>
+  /// Determines whether or not the given object is considered equal to the temperature.
+  /// </summary>
+  /// <param name="value">The object to compare to the temperature.</param>
+  /// <returns>True if the object is considered equal
+  ///     to the temperature. Otherwise, false.</returns>
+  public override readonly bool Equals([NotNullWhen(true)] object? value) => value is Temperature temp && Equals(temp);
+
+
+  /// <summary>
+  /// Returns the hash code for this instance.
+  /// </summary>
+  /// <returns>A 32-bit signed integer hash code.</returns>
+  public override readonly int GetHashCode() => _kelvin.GetHashCode();
+
+  /// <summary>
+  /// Determines the equality of two temperatures.
+  /// </summary>
+  /// <param name="t1">The first temperature to be compared.</param>
+  /// <param name="t2">The second temperature to be compared.</param>
+  /// <returns>True if the temperatures are equal. Otherwise, false.</returns>
+  public static bool operator ==(Temperature t1, Temperature t2) => t1.Equals(t2);
+
+  /// <summary>
+  /// Determines the inequality of two temperatures.
+  /// </summary>
+  /// <param name="t1">The first temperature to be compared.</param>
+  /// <param name="t2">The second temperature to be compared.</param>
+  /// <returns>True if the temperatures are NOT equal. Otherwise, false.</returns>
+  public static bool operator !=(Temperature t1, Temperature t2) => !t1.Equals(t2);
+
+  /// <summary>
+  /// Determines whether one temperature is considered greater than another.
+  /// </summary>
+  /// <param name="t1">The first temperature to be compared.</param>
+  /// <param name="t2">The second temperature to be compared.</param>
+  /// <returns>True if the first temperature is greater than the second.
+  /// Otherwise, false.</returns>
+  public static bool operator >(Temperature t1, Temperature t2) => t1._kelvin > t2._kelvin;
+
+  /// <summary>
+  /// Determines whether one temperature is considered less than another.
+  /// </summary>
+  /// <param name="t1">The first temperature to be compared.</param>
+  /// <param name="t2">The second temperature to be compared.</param>
+  /// <returns>True if the first temperature is less than the second.
+  /// Otherwise, false.</returns>
+  public static bool operator <(Temperature t1, Temperature t2) => t1._kelvin < t2._kelvin;
+
+  /// <summary>
+  /// Determines whether one temperature is considered greater to or equal to another.
+  /// </summary>
+  /// <param name="t1">The first temperature to be compared.</param>
+  /// <param name="t2">The second temperature to be compared.</param>
+  /// <returns>
+  /// True if the first temperature is greater to or equal to the second. Otherwise, false.
+  /// </returns>
+  public static bool operator >=(Temperature t1, Temperature t2) => t1._kelvin >= t2._kelvin;
+
+  /// <summary>
+  /// Determines whether one temperature is considered less than or equal to another.
+  /// </summary>
+  /// <param name="t1">The first temperature to be compared.</param>
+  /// <param name="t2">The second temperature to be compared.</param>
+  /// <returns>
+  /// True if the first temperature is less than or equal to the second. Otherwise, false.
+  /// </returns>
+  public static bool operator <=(Temperature t1, Temperature t2) => t1._kelvin <= t2._kelvin;
+
+  /// <summary>
+  /// Adds two instances of the temperature object.
+  /// </summary>
+  /// <param name="t1">The temperature on the left-hand side of the operator.
+  /// </param>
+  /// <param name="t2">The temperature on the right-hand side of the operator.
+  /// </param>
+  /// <returns>The sum of the two temperatures.</returns>
+  public static Temperature operator +(Temperature t1, TemperatureDelta t2) => new(t1._kelvin + t2.KelvinDelta);
+
+  /// <summary>
+  /// Subtracts one instance from another.
+  /// </summary>
+  /// <param name="t1">The temperature on the left-hand side of the operator.
+  /// </param>
+  /// <param name="t2">The temperature on the right-hand side of the operator.
+  /// </param>
+  /// <returns>The difference of the two temperatures.</returns>
+  public static TemperatureDelta operator -(Temperature t1, Temperature t2) => new(t1._kelvin - t2._kelvin);
+  public static TemperatureDelta operator -(Temperature left, TemperatureDelta right) => new(left._kelvin - right.KelvinDelta);
+
+  /// <summary>
+  /// Converts a Kelvin temperature value to Celsius.
+  /// </summary>
+  /// <param name="kelvin">The Kelvin value to convert to Celsius.
+  /// </param>
+  /// <returns>The Kelvin value in Celsius.</returns>
+  public static double KelvinToCelsius(double kelvin) => kelvin - 273.15;
+
+  /// <summary>
+  /// Converts a Celsius value to Kelvin.
+  /// </summary>
+  /// <param name="celsius">The Celsius value to convert to Kelvin.
+  /// </param>
+  /// <returns>The Celsius value in Kelvin.</returns>
+  public static double CelsiusToKelvin(double celsius) => celsius + 273.15;
+
+  /// <summary>
+  /// Converts a Kelvin value to Fahrenheit.
+  /// </summary>
+  /// <param name="kelvin">The Kelvin value to convert to Fahrenheit.
+  /// </param>
+  /// <returns>The Kelvin value in Fahrenheit.</returns>
+  public static double KelvinToFahrenheit(double kelvin) => (kelvin * 9 / 5) - 459.67;
+
+  /// <summary>
+  /// Converts a Fahrenheit value to Kelvin.
+  /// </summary>
+  /// <param name="fahrenheit">The Fahrenheit value to convert to Kelvin.
+  /// </param>
+  /// <returns>The Fahrenheit value in Kelvin.</returns>
+  public static double FahrenheitToKelvin(double fahrenheit) => (fahrenheit + 459.67) * 5 / 9;
+
+  /// <summary>
+  /// Converts a Fahrenheit value to Celsius.
+  /// </summary>
+  /// <param name="fahrenheit">The Fahrenheit value to convert to Celsius.
+  /// </param>
+  /// <returns>The Fahrenheit value in Celsius.</returns>
+  public static double FahrenheitToCelsius(double fahrenheit) => (fahrenheit - 32) * 5 / 9;
+
+  /// <summary>
+  /// Converts a Celsius value to Fahrenheit.
+  /// </summary>
+  /// <param name="celsius">The Celsius value to convert to Fahrenheit.
+  /// </param>
+  /// <returns>The Celsius value in Fahrenheit.</returns>
+  public static double CelsiusToFahrenheit(double celsius) => (celsius * 9 / 5) + 32;
+}
+
+
+
+
+public readonly struct TemperatureDelta : IFormattable, IComparable,
+      IComparable<TemperatureDelta>, IEquatable<TemperatureDelta>,
+  IComparisonOperators<TemperatureDelta, TemperatureDelta, bool>,
+  IEqualityOperators<TemperatureDelta, TemperatureDelta, bool>,
+  IAdditionOperators<TemperatureDelta, TemperatureDelta, TemperatureDelta>,
+  ISubtractionOperators<TemperatureDelta, TemperatureDelta, TemperatureDelta>,
+  IMultiplyOperators<TemperatureDelta, double, TemperatureDelta>,
+  IDivisionOperators<TemperatureDelta, double, TemperatureDelta>
+{
+  private readonly double _kelvinDelta;
+  public TemperatureDelta(double kelvin)
+  {
+    _kelvinDelta = kelvin;
+  }
+  public readonly double KelvinDelta => _kelvinDelta;
+  public readonly double FahrenheitDelta => CelsiusToFahrenheitDelta(_kelvinDelta);
+  public readonly double CelsiusDelta => _kelvinDelta;
+  public TemperatureDelta(double temperature, TemperatureUnit unit)
+  {
+    _kelvinDelta = unit switch
+    {
+      TemperatureUnit.Celsius => temperature,
+      TemperatureUnit.Fahrenheit => FahrenheitToKelvinDelta(temperature),
+      TemperatureUnit.Kelvin => temperature,
+      _ => throw new ArgumentException($"Unit {unit} is not a valid {nameof(TemperatureUnit)}"),
+    };
+  }
+
+  public static double FahrenheitToKelvinDelta(double fahrenheit) => fahrenheit * 5 / 9;
+  public static double KelvinToFahrenheitDelta(double kelvin) => kelvin * 9 / 5;
+  public static double FahrenheitToCelsiusDelta(double fahrenheit) => FahrenheitToKelvinDelta(fahrenheit);
+  public static double CelsiusToFahrenheitDelta(double celsius) => KelvinToFahrenheitDelta(celsius);
+  public bool Equals(TemperatureDelta other) => _kelvinDelta == other._kelvinDelta;
+  public override bool Equals([NotNullWhen(true)] object? obj) => obj is TemperatureDelta delta && Equals(delta);
+  public override int GetHashCode() => _kelvinDelta.GetHashCode();
+
+  public readonly string ToString(string? format, IFormatProvider? provider)
+  {
+    if (string.IsNullOrEmpty(format))
+    {
+      format = "G";
+    }
+    provider ??= CultureInfo.CurrentCulture;
+
+    return format switch
+    {
+      "G" or "C" or "g" or "c" => CelsiusDelta.ToString("F2", provider) + " °C",
+      "F" or "f" => FahrenheitDelta.ToString("F2", provider) + " °F",
+      "K" or "k" => _kelvinDelta.ToString("F2", provider) + " K",
+      _ => throw new FormatException(
+                            string.Format("The {0} format string is not supported.", format)),
+    };
+  }
+  public readonly string ToString(string format) => ToString(format, null);
+  public override string ToString() => ToString(null, null);
+  public readonly int CompareTo(TemperatureDelta value) => _kelvinDelta.CompareTo(value._kelvinDelta);
+  public readonly int CompareTo(object? value)
+  {
+    if (value == null)
+    {
+      return 1;
+    }
+
+    if (value is not TemperatureDelta)
+    {
+      throw new ArgumentException(
+        $"Object must be of type {nameof(TemperatureDelta)}",
+        nameof(value));
+    }
+
+    return CompareTo((TemperatureDelta)value);
+  }
+
+  public static TemperatureDelta operator +(TemperatureDelta left, TemperatureDelta right) => new(left._kelvinDelta + right._kelvinDelta);
+  public static TemperatureDelta operator -(TemperatureDelta left, TemperatureDelta right) => new(left._kelvinDelta - right._kelvinDelta);
+  public static TemperatureDelta operator *(TemperatureDelta left, double right) => new(left._kelvinDelta * right);
+  public static TemperatureDelta operator /(TemperatureDelta left, double right) => new(left._kelvinDelta / right);
+  public static bool operator >(TemperatureDelta left, TemperatureDelta right) => left._kelvinDelta > right._kelvinDelta;
+  public static bool operator >=(TemperatureDelta left, TemperatureDelta right) => left._kelvinDelta >= right._kelvinDelta;
+  public static bool operator <(TemperatureDelta left, TemperatureDelta right) => left._kelvinDelta < right._kelvinDelta;
+  public static bool operator <=(TemperatureDelta left, TemperatureDelta right) => left._kelvinDelta <= right._kelvinDelta;
+  public static bool operator ==(TemperatureDelta left, TemperatureDelta right) => left._kelvinDelta == right._kelvinDelta;
+  public static bool operator !=(TemperatureDelta left, TemperatureDelta right) => left._kelvinDelta != right._kelvinDelta;
+}
diff --git a/src/Recipes/Recipes.cs b/src/Recipes/Recipes.cs
new file mode 100644
index 0000000..37f7239
--- /dev/null
+++ b/src/Recipes/Recipes.cs
@@ -0,0 +1,413 @@
+namespace FoodFactory.Recipes;
+
+using System;
+using System.Collections;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+using Arch.Core;
+using Arch.Core.Extensions;
+using FastExpressionCompiler.ImTools;
+using FoodFactory.Items;
+using Godot;
+using Parlot.Fluent;
+using SJK.Functional;
+
+public class Recipes
+{
+  private readonly Dictionary<RecipeAction, Dictionary<int, RecipeBucket>> _actions = [];
+  private readonly Dictionary<RecipeName, Recipe> _recipes = [];
+  public Option<Recipe> GetRecipeByName(RecipeName name) => _recipes.GetValue(name).ToStructOption();
+  public Blueprint TESTBlueprint;
+  public Recipes()
+  {
+    //TODO Utilize the singtaure ssytem to create the item, the have a post proccess step that would be for setting propertied
+    var rawPotatoBlueprint = TESTBlueprint = new Blueprint("Potato", static ctx => ctx.World.Create(new Name("Potato_raw"), new Tags("potato", "raw", "vegetable"), new Temperature(71, TemperatureUnit.Fahrenheit), ctx.BluePrintId));
+    var recipe = new PotatoCookRecipe();
+    _recipes.Add(new RecipeName(recipe.Name), recipe);
+    var compiledRecipe = new CompiledRecipe() { IsOrdered = true, RecipeRef = recipe, InputBlueprints = [new BlueprintId(rawPotatoBlueprint)], ItemEntries = [new CompiledRecipe.ItemEntry() { InputTags = recipe.Inputs[0], ExcludeTags = recipe.Exclude[0], RequireAll = recipe.RequireAll[0] }] };
+    _actions.Add(new("cook"), new Dictionary<int, RecipeBucket>() { [1] = new RecipeBucket() {Single = new Dictionary<BlueprintId, CompiledRecipe[]>(){[new BlueprintId(rawPotatoBlueprint)] = [compiledRecipe] }, Unordered = [compiledRecipe] } });
+  }
+  public List<(Recipe Recipe, int[]? Mapping)> GetRecipes(RecipeAction action, int inputs, Tags[] itemTags, BlueprintId[] blueprintIds)
+  {
+    var list = new List<(Recipe, int[])>();
+    Debug.Assert(inputs > 0);
+    Debug.Assert(inputs == itemTags.Length);
+    if (!_actions.TryGetValue(action, out var inputAmount))
+    {
+      return null;
+    }
+    if (!inputAmount.TryGetValue(inputs, out var blueprints))
+    {
+      return null;
+    }
+    var recipes = blueprints.Resolve(blueprintIds);
+
+
+    var mapping = new int[itemTags.Length];
+    var used = new bool[itemTags.Length];
+    for (int i = 0; i < recipes.Length; i++)
+    {
+      var item = recipes[i];
+      if (inputs == 1 && IsValid(itemTags[0], item.ItemEntries[0]))
+      {
+        list.Add((item.RecipeRef, null));
+      }
+      else if (item.IsOrdered)
+      {
+        for (int ii = 0; ii < itemTags.Length; ii++)
+        {
+          if (!IsValid(itemTags[ii], item.ItemEntries[ii]))
+          {
+            continue;
+          }
+        }
+        list.Add((item.RecipeRef, null));
+      }
+      else if (CanPossiblyMatch(itemTags, item))
+      {
+        if (Match(itemTags, item.ItemEntries, 0, used, mapping))
+        {
+          list.Add((item.RecipeRef, mapping));
+        }
+      }
+    }
+    return list;
+  }
+  private static bool IsValid(Tags tags, CompiledRecipe.ItemEntry compiled)
+  {
+    if (!(compiled.RequireAll ? tags.ContainsAll(compiled.InputTags) : tags.ContainsAny(compiled.InputTags)))
+    {
+      return false;
+    }
+    if (tags.ContainsAny(compiled.ExcludeTags))
+    {
+      return false;
+    }
+    return true;
+  }
+  private static bool CanPossiblyMatch(Tags[] items, CompiledRecipe recipe)
+  {
+    foreach (var entry in recipe.ItemEntries)
+    {
+      bool found = false;
+
+      foreach (var item in items)
+      {
+        if (IsValid(item, entry))
+        {
+          found = true;
+          break;
+        }
+      }
+
+      if (!found)
+        return false;
+    }
+
+    return true;
+  }
+  private static bool Match(
+  Tags[] items,
+  CompiledRecipe.ItemEntry[] entries,
+  int depth,
+  Span<bool> used,
+  Span<int> mapping)
+  {
+    if (depth == entries.Length)
+    {
+      return true;
+    }
+
+    for (int i = 0; i < items.Length; i++)
+    {
+      if (used[i])
+      {
+        continue;
+      }
+
+      if (!IsValid(items[i], entries[depth]))
+      {
+        continue;
+      }
+
+      used[i] = true;
+      mapping[depth] = i;
+
+      if (Match(items, entries, depth + 1, used, mapping))
+      {
+        return true;
+      }
+
+      used[i] = false;
+    }
+
+    return false;
+  }
+
+  private bool MatchArrays<T, T2>(T[] inputs, T2[] test, Func<T, T2, bool> isValid)
+  {
+    Debug.Assert(inputs.Length == test.Length);
+    var used = new bool[inputs.Length];
+    bool backTrace(int index)
+    {
+      if (index == inputs.Length)
+      {
+        return true;
+      }
+      for (int i = 0; i < test.Length; i++)
+      {
+        if (used[i])
+        {
+          continue;
+        }
+        if (!isValid(inputs[index], test[i]))
+        {
+          continue;
+        }
+        used[i] = true;
+        if (backTrace(index + 1))
+        {
+          return true;
+        }
+        used[i] = false;
+      }
+      return false;
+    }
+    return backTrace(0);
+  }
+  private int[]? MatchArraysAndMap<T, T2>(T[] inputs, T2[] test, Func<T, T2, bool> isValid)
+  {
+    Debug.Assert(inputs.Length == test.Length);
+    var used = new bool[inputs.Length];
+    var mapping = new int[inputs.Length];
+    Array.Fill(mapping, -1);
+    int[]? backTrace(int index)
+    {
+      if (index == inputs.Length)
+      {
+        return [.. mapping];
+      }
+      for (int i = 0; i < test.Length; i++)
+      {
+        if (used[i])
+        {
+          continue;
+        }
+        if (!isValid(inputs[index], test[i]))
+        {
+          continue;
+        }
+        used[i] = true;
+        mapping[index] = i;
+        var result = backTrace(index + 1);
+        if (result is not null)
+        {
+          return result;
+        }
+        used[i] = false;
+        mapping[index] = -1;
+      }
+      return null;
+    }
+    return backTrace(0);
+  }
+}
+public abstract record Recipe(string Name, BlueprintId[]? BlueprintIds, bool[] RequireAll, Tags[] Inputs, Tags[] Exclude)
+{
+  public abstract bool CanProcess(in RecipeContext context);
+  public abstract RecipeResult Process(in RecipeContext context, ref RecipeResultBuilder builder);
+}
+public record PotatoCookRecipe() : Recipe(Name: "Potato_Cook", BlueprintIds: null, RequireAll: [false], Inputs: [new Tags("potato")], Exclude: [new Tags()])
+{
+  public override bool CanProcess(in RecipeContext context)
+  {
+    if (!context.Entity[0].Has<Temperature>())
+    {
+      return false;
+    }
+    return true;
+  }
+
+  public override RecipeResult Process(in RecipeContext context, ref RecipeResultBuilder builder)
+  {
+    builder.AddRemove(true);
+    builder.AddCreate(NewPotato);
+    return builder.Build();
+  }
+
+  private Entity NewPotato(in RecipeContext context)
+  {
+    Span<Entity> span = stackalloc Entity[1];
+    var signature = context.World.GetSignature(context.Entity[0]);
+    context.World.Create(span, signature, 1);
+
+    span[0].Set(new Name("Cooked_Potato"));
+    span[0].Set(context.Entity[0].Get<Tags>().With("cooked").WithOut("raw"));
+    span[0].Set(context.Entity[0].Get<Temperature>());
+    return span[0];
+  }
+}
+public ref struct RecipeResultBuilder
+{
+  private Span<bool> _remove;
+  private Span<ItemBuilder> _create;
+  private int _removeCount;
+  private int _createCount;
+
+  public RecipeResultBuilder(Span<bool> remove, Span<ItemBuilder> create)
+  {
+    _remove = remove;
+    _create = create;
+    _removeCount = 0;
+    _createCount = 0;
+  }
+
+  public void AddRemove(bool value) => _remove[_removeCount++] = value;
+  public void AddCreate(ItemBuilder item) => _create[_createCount++] = item;
+
+  public RecipeResult Build()
+      => new RecipeResult(
+          _remove.Slice(0, _removeCount),
+          _create.Slice(0, _createCount));
+}
+public delegate Entity ItemBuilder(in RecipeContext ctx);
+public readonly ref struct RecipeContext
+{
+  public readonly World World;
+
+  public RecipeContext(World world, Span<Entity> entity) : this()
+  {
+    World = world;
+    Entity = entity;
+  }
+
+  public readonly Span<Entity> Entity;
+  // optional later:
+  // public readonly Machine Machine;
+  // public readonly float Delta;
+}
+public readonly ref struct RecipeResult
+{
+  public readonly int RemoveLength => Remove.Length;
+  public readonly int CreateLength => Create.Length;
+  public readonly ReadOnlySpan<bool> Remove;                // destroy original
+
+  public RecipeResult(ReadOnlySpan<bool> remove, ReadOnlySpan<ItemBuilder> create) : this()
+  {
+    Remove = remove;
+    Create = create;
+    Mutate = null;
+  }
+
+  public readonly ReadOnlySpan<ItemBuilder> Create;  // multi-output
+
+  public readonly Action<RecipeContext>? Mutate; // component changes
+
+  public RecipeResult(Action<RecipeContext> mutate) : this()
+  {
+    Mutate = mutate;
+  }
+}
+public struct CompiledRecipe
+{
+
+  public Recipe RecipeRef;
+  public BlueprintId[] InputBlueprints;
+  public ItemEntry[] ItemEntries;
+  public bool IsOrdered;
+  public struct ItemEntry
+  {
+    public bool RequireAll;
+    public Tags InputTags;
+    public Tags ExcludeTags;
+  }
+}
+// public record SingleItemRecipe(string Name, Tags Required, Tags Exclude) : Recipe(Name)
+// {
+
+// }
+// public record MultipleItemRecipe(string Name, params ItemInput[] Inputs) : Recipe(Name)
+// {
+
+// }
+public readonly record struct RecipeName
+{
+  public readonly string Name;
+  public RecipeName(string name)
+  {
+    Name = name.ToLowerInvariant();
+  }
+  public static implicit operator string(RecipeName name) => name.Name;
+}
+public readonly record struct RecipeAction
+{
+  public readonly string Value;
+  public RecipeAction(string value)
+  {
+    Value = value.ToLowerInvariant();
+  }
+  public static implicit operator string(RecipeAction name) => name.Value;
+}
+public readonly record struct BlueprintId
+{
+  public readonly int Id;
+  public Blueprint Blueprint => _registry.GetEntry(Id);
+  private static Registry<Blueprint> _registry = new();
+  public BlueprintId(Blueprint blueprint)
+  {
+    Id = _registry.GetOrCreate(blueprint);
+
+  }
+}
+public record Blueprint(string Name, Func<BlueprintContext, Entity> Factory)
+{
+
+}
+public struct BlueprintContext
+{
+  public World World;
+  public BlueprintId BluePrintId;
+}
+public sealed class RecipeBucket
+{
+    // 1 input → direct blueprint lookup
+  public Dictionary<BlueprintId, CompiledRecipe[]> Single = [];
+
+  // ordered multi-input → first item is anchor
+  public Dictionary<BlueprintId, CompiledRecipe[]> Ordered = [];
+
+  // fallback (unordered / no blueprint)
+  public CompiledRecipe[] Unordered = [];
+  /// <summary>
+  /// Resloves Blueprints, if span is length 0, tehn Unordred is returned imdetly
+  /// </summary>
+  /// <param name="items"></param>
+  /// <returns></returns>
+  public ReadOnlySpan<CompiledRecipe> Resolve(Span<BlueprintId> items)
+{
+  if (items.Length == 0)
+    {
+      return Unordered;
+    }
+
+    if (items.Length == 1)
+    {
+      if (Single.TryGetValue(items[0], out var r))
+        return r;
+
+      return Unordered;
+    }
+
+    var main = items[0];
+
+    if (Ordered.TryGetValue(main, out var ordered))
+    {
+      return ordered;
+    }
+
+    return Unordered;
+}
+}