diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/recipes/ShapedRecipeListener.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/recipes/ShapedRecipeListener.kt
index 4b77582f..7c2bf477 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/recipes/ShapedRecipeListener.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/recipes/ShapedRecipeListener.kt
@@ -49,15 +49,13 @@ class ShapedRecipeListener : Listener {
                 }
                 isStackedRecipe = true
             } else if (inMatrix != null) {
-                val max = Math.floorDiv(inMatrix.amount, inRecipe.item.amount)
+                val max = inMatrix.amount
                 if (max < upperBound) {
                     upperBound = max
                 }
-                isStackedRecipe = true
             }
         }
 
-
         if (!isStackedRecipe) {
             return
         }
@@ -68,10 +66,8 @@ class ShapedRecipeListener : Listener {
             upperBound--
         }
 
-        val newMatrix = matrix;
-
         for (i in 0..8) {
-            val inMatrix = matrix[i]
+            val inMatrix = event.inventory.matrix[i]
             val inRecipe = matched.parts[i]
 
             if (inRecipe is TestableStack) {
@@ -80,35 +76,13 @@ class ShapedRecipeListener : Listener {
                     for (j in 0..upperBound) {
                         amount -= inRecipe.amount
                     }
-                    inMatrix.amount = amount;
-                    newMatrix[i] = inMatrix
-
+                    inMatrix.amount = amount
                 } else {
                     inMatrix.amount = inMatrix.amount - (inRecipe.amount - 1)
-                    newMatrix[i] = inMatrix
-                }
-            } else {
-                @Suppress("SENSELESS_COMPARISON")
-                if (inMatrix == null) {
-                    continue
-                }
-
-                if (event.isShiftClick) {
-                    var amount = inMatrix.amount + 1
-                    for (j in 0..upperBound) {
-                        amount -= inRecipe.item.amount
-                    }
-                    inMatrix.amount = amount;
-                    newMatrix[i] = inMatrix
-                } else {
-                    inMatrix.amount = inMatrix.amount - (inRecipe.item.amount - 1)
-                    newMatrix[i] = inMatrix
                 }
             }
         }
 
-        event.inventory.matrix = newMatrix;
-
         if (event.isShiftClick) {
             val result = event.inventory.result ?: return
 
@@ -161,4 +135,4 @@ class ShapedRecipeListener : Listener {
             listeners.add(listener)
         }
     }
-}
\ No newline at end of file
+}