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Peanut Butter Cup Dump Cake – Quick, Decadent, and Irresistibly Gooey Dessert

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Quick, decadent dump cake with chocolate fudge cake mix, peanut butter cups, caramel, and crushed cookies. Perfect for a warm, indulgent dessert.

  • Total Time: 50 minutes
  • Yield: 12 servings

Ingredients

Scale
  • 1 box (15.25 oz) chocolate fudge cake mix
  • 1 package (3.9 oz) instant chocolate pudding mix
  • 2 cups whole milk
  • ½ cup unsalted butter, melted
  • 1 cup semi-sweet chocolate chips
  • 1 cup mini peanut butter cups, halved or quartered
  • 1 cup caramel sauce (plus extra for drizzle)
  • ½ cup crushed graham crackers or Biscoff cookies
  • ½ cup sweetened condensed milk (optional)
  • Nonstick spray or parchment paper

Instructions

  1. Preheat oven to 350°F (175°C) and grease a 9×13-inch dish.
  2. Sprinkle dry cake mix evenly; do not stir.
  3. Whisk pudding mix with milk; pour over cake mix.
  4. Drizzle melted butter over pudding layer.
  5. Scatter chocolate chips and peanut butter cups evenly.
  6. Drizzle caramel sauce and add sweetened condensed milk if using.
  7. Sprinkle crushed cookies on top.
  8. Bake 35–40 minutes until center is set and edges bubbly; tent with foil if needed.
  9. Cool 10–15 minutes; drizzle extra caramel and serve warm.

Notes

  • Let cake sit 10–15 minutes after baking to thicken for perfect scoops.
  • Add sea salt or roasted peanuts for flavor contrast.
  • Use dark chocolate cake mix or bittersweet chips for richer taste.
  • Author: Emma
  • Prep Time: 10 minutes
  • Cook Time: 40 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian