Paper-Old/nms-patches/RecipeBookClone.patch

--- a/net/minecraft/server/RecipeBookClone.java
+++ b/net/minecraft/server/RecipeBookClone.java
@@ -2,9 +2,12 @@
 
 import javax.annotation.Nullable;
 
-public class RecipeBookClone implements IRecipe {
+public class RecipeBookClone extends ShapelessRecipes implements IRecipe { // CraftBukkit - added extends
 
-    public RecipeBookClone() {}
+    public RecipeBookClone() {
+        super(new ItemStack(Items.WRITTEN_BOOK, 0, -1), java.util.Arrays.asList(new ItemStack(Items.WRITABLE_BOOK, 0, 0)));
+    }
+    // CraftBukkit end
 
     public boolean a(InventoryCrafting inventorycrafting, World world) {
         int i = 0;