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M&M’S Peanut Butter Cake with Peanut Butter Frosting Recipe

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  • Author: Jaden Christner
  • Prep Time: 40 minutes
  • Cook Time: 25 minutes
  • Total Time: 1 hour 5 minutes
  • Yield: 12-16 servings 1x
  • Category: Desserts
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

Enjoy a moist and fluffy peanut butter cake studded with Peanut Butter M&M’S, layered with a rich and creamy peanut butter frosting. This vibrant, fun cake is perfect for celebrations, offering a delightful blend of nutty, buttery, and chocolatey flavors in every bite.


Ingredients

Units Scale

Cake

  • 1 cup butter, room temperature
  • 1 cup sugar
  • 1 teaspoon vanilla extract
  • 3 eggs
  • 1 cup vanilla yogurt, drained for a couple of hours in the fridge
  • 2 cups all-purpose flour
  • 2 teaspoons baking powder
  • Pinch of salt
  • 3/4 cup Peanut Butter M&M’S, roughly chopped

Frosting

  • 1 cup butter, room temperature
  • 2 cups creamy peanut butter
  • 5 cups powdered sugar
  • 1/4 cup heavy cream (optional, see notes)

Optional Topping

  • Extra Peanut Butter M&M’S or Peanut M&M’S for garnish

Instructions

  1. Prepare the Pans and Oven: Preheat your oven to 350°F (175°C). Grease and line two 9-inch round baking pans with parchment paper, ensuring the bottoms and sides are well protected. Set aside for later use.
  2. Cream Butter and Sugar: In a mixing bowl, combine the room temperature butter and sugar. Using the paddle attachment on your stand mixer, beat on low speed until the mixture is light and creamy, about 3 minutes.
  3. Add Vanilla and Eggs: Blend in the vanilla extract. Add eggs one at a time, beating well after each addition to fully incorporate them into the creamed mixture.
  4. Incorporate Yogurt and Dry Ingredients: Mix in the drained vanilla yogurt. Then, add the flour, baking powder, and a pinch of salt in two to three batches, mixing just until combined and a smooth batter is formed.
  5. Fold in M&M’S: Gently fold in the roughly chopped Peanut Butter M&M’S using a spatula, ensuring even distribution throughout the batter without overmixing.
  6. Bake the Cakes: Divide the cake batter evenly between the prepared pans. Bake in the preheated oven for 22-25 minutes, or until a toothpick inserted into the center of the cakes comes out clean.
  7. Cool Cakes: Remove the cakes from the oven and let them cool completely in the pans, which should be placed on a wire rack.
  8. Prepare the Frosting: In a clean mixing bowl, combine the creamy peanut butter and butter. Beat with the paddle attachment until smooth and evenly mixed. Gradually add powdered sugar, half a cup at a time, continuing to beat until all the sugar is incorporated.
  9. Adjust Frosting Consistency (Optional): If using a cake ring, add the heavy cream to the frosting and switch to the whisk attachment. Whip on low speed, slowly increasing to medium, for 5 minutes for a lighter, creamier frosting.
  10. Assemble the Cake: Place one cooled cake layer on your serving platter. If using, tighten a cake ring around the layer to secure it. Spoon half the peanut butter frosting onto the first layer and spread evenly.
  11. Add Second Layer and Finish: Place the second cake layer on top, pressing gently to set. Adjust the cake ring if needed. Spread the remaining frosting over the top, smoothing for an even finish.
  12. Decorate and Chill: Garnish the cake with extra Peanut Butter M&M’S or a mix of Peanut and Peanut Butter M&M’S for a festive touch. Refrigerate the assembled cake for at least 2-3 hours to set before removing the cake ring and serving.

Notes

  • To drain vanilla yogurt, line a colander with cheese cloth, a coffee filter, or paper towels, set over a bowl. Spoon yogurt in, cover, and refrigerate for a few hours.
  • A cake ring helps keep layers in place during assembly, especially with soft frosting. If you don’t have one, you can skip the heavy cream in the frosting for a firmer result.
  • Baked cake layers can be made a day ahead and stored tightly wrapped at room temperature.
  • Adapt garnish to suit preferences – use more M&M’S or drizzle with melted chocolate for extra flair.

Nutrition

  • Serving Size: 1 slice (assuming 16 slices)
  • Calories: Approx. 525
  • Sugar: 46g
  • Sodium: 180mg
  • Fat: 28g
  • Saturated Fat: 10g
  • Unsaturated Fat: 15g
  • Trans Fat: 0g
  • Carbohydrates: 62g
  • Fiber: 2g
  • Protein: 7g
  • Cholesterol: 70mg