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Gooey Chocolate Peanut Butter Cake

A rich and moist chocolate cake with a creamy peanut butter filling and decadent ganache, perfect for any occasion.
Prep Time20 minutes
Cook Time35 minutes
Total Time55 minutes
Course: Cake, Dessert
Cuisine: American
Keyword: Chocolate Cake, Decadent Dessert, Easy Cake Recipe, Gooey Cake, peanut butter dessert
Servings: 12 servings
Calories: 450kcal

Ingredients

Cake Ingredients

  • 1.5 cups all-purpose flour A soft, tender base that holds the cake together.
  • 1 cup granulated sugar A sweet touch that balances the rich cocoa.
  • 0.5 cup unsweetened cocoa powder Adds deep chocolate flavor and velvety texture.
  • 1 teaspoon baking soda The leavening agent that helps the cake rise.
  • 0.5 teaspoon salt Enhances all flavors in this delightful treat.
  • 1 cup water Moistens the cake for a luxuriant consistency.
  • 0.33 cup vegetable oil Ensures the cake is rich and moist.
  • 1 teaspoon white vinegar Activates baking soda for proper rising.
  • 1 teaspoon vanilla extract Ties all flavors together seamlessly.

Filling Ingredients

  • 1 cup creamy peanut butter The star of the filling with nutty sweetness.
  • 0.5 cup powdered sugar Adds sweetness to complement peanut butter.
  • 0.25 cup unsalted butter, softened Ensures a smooth and spreadable filling.

Ganache Ingredients

  • 1 cup semi-sweet chocolate chips Brings richness to the cake.
  • 0.5 cup heavy cream Provides creaminess for the ganache.

Toppings

  • to taste chopped peanuts Adds texture and crunch.
  • to taste mini chocolate chips For decoration.
  • to taste peanut butter cups For an indulgent touch.

Instructions

Preparation

  • Preheat your oven to 350°F (175°C) and grease a 9-inch round cake pan.
  • In a large bowl, whisk together flour, granulated sugar, cocoa powder, baking soda, and salt.
  • Add water, vegetable oil, vinegar, and vanilla extract to the dry ingredients and stir until smooth.
  • Pour the batter into the prepared pan, ensuring an even layer.
  • In another bowl, mix creamy peanut butter, powdered sugar, softened butter, and an extra splash of vanilla extract until smooth.
  • Spoon the peanut butter mixture over the cake batter and swirl gently with a knife.

Baking

  • Bake for 30-35 minutes or until a toothpick inserted comes out clean.
  • Allow the cake to cool in the pan.

Ganache Preparation

  • In a microwave-safe bowl, mix chocolate chips and heavy cream. Heat in intervals until smooth.
  • Pour ganache over the cooled cake, letting it drape down the sides.

Decoration

  • Top the cake with chopped peanuts, mini chocolate chips, and peanut butter cups.

Notes

Make sure to measure accurately and allow the cake to cool before frosting. Store leftovers in an airtight container for 3-4 days.