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Delicious M&M's peanut butter cake with creamy peanut butter frosting
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M&M’s Peanut Butter Cake

Experience the delight of M&M’s Peanut Butter Cake, a moist and rich dessert featuring creamy peanut butter and chocolate bursts of M&M’s, topped with a smooth peanut butter frosting.
Prep Time20 minutes
Cook Time35 minutes
Total Time55 minutes
Course: Cake, Dessert
Cuisine: American
Keyword: Chocolate Cake, Dessert Recipe, frosting, M&M's cake, Peanut Butter Cake
Servings: 12 servings
Calories: 450kcal

Ingredients

Cake Ingredients

  • 2 cups all-purpose flour Provides a soft and tender crumb.
  • 1 cup granulated sugar Adds sweetness that complements the richness of the peanut butter.
  • 1 cup brown sugar Brings depth and moisture, with hints of caramel notes.
  • 1 cup unsweetened cocoa powder Infuses the cake with a rich chocolate flavor.
  • 1 teaspoon baking powder A leavening agent to ensure fluffiness.
  • 2 teaspoons baking soda Enhances leavening for a light texture.
  • 1/2 teaspoon salt Balances sweetness and enhances flavor.
  • 1 cup buttermilk Introduces tangy creaminess for moisture.
  • 1/2 cup vegetable oil Keeps the cake tender.
  • 2 large eggs Binds ingredients for a cohesive batter.
  • 2 teaspoons vanilla extract Offers warmth and aroma.
  • 1 cup hot water Ensures a smooth batter.
  • 1 cup M&M’s Peanut Butter Adds delightful pockets of flavor.

Frosting Ingredients

  • 1 cup unsalted butter, softened Foundation for a creamy frosting.
  • 1 cup creamy peanut butter Infuses each bite with nutty goodness.
  • 4 cups powdered sugar Sweetens the frosting.
  • 1/4 cup heavy cream Makes the frosting luxuriously smooth.
  • 1 teaspoon vanilla extract Enhances richness.
  • to taste M&M’s Peanut Butter for decoration Adds a fun finish.

Instructions

Preparation

  • Preheat the oven to 350°F (175°C). Grease and flour two 9-inch round cake pans.
  • In a large bowl, whisk together flour, granulated sugar, brown sugar, cocoa powder, baking powder, baking soda, and salt.
  • Add buttermilk, vegetable oil, eggs, and vanilla extract to the dry mixture.
  • Gradually stir in the hot water, then fold in the M&M’s Peanut Butter.

Baking

  • Evenly divide the batter between the prepared pans and bake for 30-35 minutes or until a toothpick comes out clean.
  • Let the cakes cool in their pans for 10 minutes before transferring to a wire rack to cool completely.

Frosting

  • In a large bowl, beat the softened butter and peanut butter until smooth.
  • Gradually add powdered sugar, alternating with heavy cream, and mix in the vanilla extract.

Assembly

  • Place one cooled cake layer on a serving plate and spread frosting on top.
  • Add the second layer and frost the entire cake, including the sides.
  • Decorate with M&M’s Peanut Butter on top.

Serving

  • Slice the cake and enjoy your delicious creation!

Notes

For best results, ensure all ingredients are at room temperature. Allow the cakes to cool completely before frosting to prevent melting.