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Gooey Peanut Butter Cup Dump Cake

A rich layered chocolate and peanut butter dessert with molten texture and crisp topping.
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Prep Time 10 minutes
Cook Time 40 minutes
Total Time 50 minutes
Servings: 12 servings
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 420

Ingredients
  

Cake Base
  • 1 box chocolate cake mix
  • 1.5 cups milk
  • 1 cup creamy peanut butter
  • 1 tsp vanilla extract
  • 1 pinch salt
Layers & Topping
  • 1.5 cups chopped peanut butter cups
  • 0.5 cup chocolate chips
  • 0.5 cup unsalted butter melted
  • 0.5 cup brown sugar

Equipment

  • Mixing bowl
  • 9x13 baking dish
  • Spatula
  • Whisk

Method
 

  1. Preheat oven to 350°F (175°C) and grease a 9x13-inch baking dish.
  2. Spread chopped peanut butter cups evenly in the bottom of the dish.
  3. Sprinkle chocolate chips evenly on top.
  4. Whisk milk, peanut butter, vanilla, and salt until smooth.
  5. Pour mixture evenly over candy layer.
  6. Sprinkle dry cake mix evenly across surface without stirring.
  7. Drizzle melted butter over cake mix, covering most of the dry areas.
  8. Sprinkle brown sugar on top.
  9. Bake 40 minutes until top is set and edges bubble.
  10. Rest 10–15 minutes before serving warm.

Notes

Serve warm for gooey texture or chilled for firmer consistency. Add ice cream for extra indulgence.