1. Use store bought dulce de leche or thick caramel topping for best set; For a no bake crust chill 30 minutes instead of baking; Swap Oreo crust for graham cracker crust using 1.5 cups crumbs and 6 tbsp butter; Add 0.5 cup mini chocolate chips to the filling for extra texture; For clean slices chill overnight and warm the knife under hot water between cuts