--- a/net/minecraft/world/item/crafting/TransmuteRecipe.java
+++ b/net/minecraft/world/item/crafting/TransmuteRecipe.java
@@ -16,6 +16,13 @@
 import net.minecraft.world.item.crafting.display.SlotDisplay;
 import net.minecraft.world.level.World;
 
+// CraftBukkit start
+import org.bukkit.NamespacedKey;
+import org.bukkit.craftbukkit.inventory.CraftRecipe;
+import org.bukkit.craftbukkit.inventory.CraftTransmuteRecipe;
+import org.bukkit.inventory.Recipe;
+// CraftBukkit end
+
 public class TransmuteRecipe implements RecipeCrafting {
 
     final String group;
@@ -82,6 +89,13 @@
         return List.of(new ShapelessCraftingRecipeDisplay(List.of(this.input.display(), this.material.display()), this.result.display(), new SlotDisplay.d(Items.CRAFTING_TABLE)));
     }
 
+    // CraftBukkit start
+    @Override
+    public Recipe toBukkitRecipe(NamespacedKey id) {
+        return new CraftTransmuteRecipe(id, CraftRecipe.toBukkit(this.result), CraftRecipe.toBukkit(this.input), CraftRecipe.toBukkit(this.material));
+    }
+    // CraftBukkit end
+
     @Override
     public RecipeSerializer<TransmuteRecipe> getSerializer() {
         return RecipeSerializer.TRANSMUTE;