Ingredients
Method
- Preheat oven to 350°F. Grease or line a 9x13 inch baking dish.
- In a bowl, mix cake mix, melted butter, 1/2 cup peanut butter, milk, eggs, and vanilla until just combined.
- Pour batter into the prepared dish. Drizzle remaining 1/2 cup warmed peanut butter over the top and swirl with a knife.
- Sprinkle half the peanut butter cups, chocolate chips, and peanut butter chips over the batter.
- Bake for 35-40 minutes or until a toothpick comes out with moist crumbs. Sprinkle remaining peanut butter cups on top during last 5 minutes of baking.
- Cool for 20 minutes before serving for the best texture.
Nutrition
Notes
Use room temperature ingredients for best results. Don’t overmix the batter. Let cake cool slightly to help it set properly.
