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Peanut Butter Chocolate Layer Cake

A decadent Peanut Butter Chocolate Layer Cake filled with rich layers, creamy peanut butter frosting, and luscious chocolate ganache.

Ingredients

Scale
  • 1 3/4 cups (228g) all-purpose flour
  • 2 cups (414g) sugar
  • 3/4 cup (85g) natural unsweetened cocoa powder
  • 2 1/4 tsp baking soda
  • 1/2 tsp baking powder
  • 1 tsp salt
  • 1 cup (240ml) milk
  • 1/2 cup (120ml) vegetable oil
  • 1 1/2 tsp vanilla extract
  • 2 large eggs
  • 1 cup (240ml) hot water
  • 2 cups (448g) unsalted butter, room temperature
  • 1 1/4 cups (350g) peanut butter
  • 9 cups (1035g) powdered sugar
  • 67 tbsp (90-105ml) water or milk
  • 6 Reese’s, chopped
  • Pinch of salt
  • 6 oz (1 cup) semi-sweet chocolate chips
  • 1/2 cup (120ml) heavy whipping cream
  • 4 Reese’s, cut in half
  • Crumble Reese’s

Instructions

  1. Preheat the oven to 350°F (175°C). Grease and flour two 9-inch round cake pans.
  2. Mix the dry ingredients: In a large bowl, whisk together the flour, sugar, cocoa powder, baking soda, baking powder, and salt.
  3. Combine the wet ingredients: In another bowl, mix the milk, vegetable oil, vanilla extract, and eggs.
  4. Combine the mixtures: Gradually add the wet ingredients to the dry, mixing until just combined.
  5. Add hot water to the batter and mix to enhance chocolate flavor.
  6. Divide and bake: Pour the batter into the pans and bake for 30-35 minutes or until a toothpick comes out clean.
  7. Cool the cakes in the pans for 10 minutes, then transfer to wire racks to cool completely.
  8. Make the frosting: Beat the unsalted butter and peanut butter until fluffy. Gradually add powdered sugar and mix in the milk until desired consistency.
  9. Frost the first layer of the cake with a generous layer of peanut butter frosting. Add chopped Reese’s on top.
  10. Stack the second layer of cake and frost the top and sides.
  11. Make the ganache: Heat heavy whipping cream and pour it over the chocolate chips. Stir until smooth.
  12. Pour the ganache over the frosted cake.
  13. Decorate with halved Reese’s and sprinkle crumbled Reese’s around the edges.
  14. Slice and serve the cake.

Notes

Serve with ice-cold milk or vanilla ice cream for an extra indulgence.

Nutrition

Keywords: cake, peanut butter, chocolate, dessert, birthday cake, indulgence