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Peanut Butter Cake with Peanut Butter Frosting

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  • Author: Evelyn
  • Prep Time: 30 minutes
  • Cook Time: 25 minutes
  • Total Time: 55 minutes
  • Yield: 20 servings
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

This rich and moist peanut butter cake with peanut butter frosting is the ultimate treat for peanut butter lovers. Easy to make and topped with a creamy, melt-in-your-mouth frosting, it’s perfect for any occasion from birthdays to potlucks.


Ingredients

  • For the Cake:
  • 2 cups all-purpose flour
  • 2 cups granulated sugar
  • 1 tsp baking soda
  • ½ tsp salt
  • ½ cup creamy peanut butter
  • 1 cup water
  • ¼ cup unsalted butter
  • ½ cup milk
  • 1 tsp vanilla extract
  • 2 large eggs
  • For the Frosting:
  • ½ cup unsalted butter
  • ½ cup creamy peanut butter
  • ¼ cup milk
  • 1 tsp vanilla extract
  • 4 cups powdered sugar

Instructions

  1. Preheat oven to 350°F (177°C). Grease a 13×18-inch jelly roll pan.
  2. In a large bowl, whisk together flour, sugar, baking soda, and salt.
  3. In a saucepan over medium heat, melt peanut butter, water, and butter. Remove from heat.
  4. Pour the peanut butter mixture into dry ingredients. Add milk, vanilla, and eggs. Mix until smooth.
  5. Pour batter into the pan and bake for 25 minutes or until a toothpick comes out clean.
  6. Let cake cool for 15 minutes.
  7. For frosting, heat butter, peanut butter, and milk in a saucepan until smooth. Remove from heat and stir in vanilla. Gradually add powdered sugar and mix until smooth.
  8. Spread warm frosting over the cake and let it set.

Notes

  • Use crunchy peanut butter for added texture.
  • Add mini chocolate chips or swirl in raspberry jam for variations.
  • For a gluten-free version, use a gluten-free flour blend with xanthan gum.
  • To store, keep at room temperature for 3 days or refrigerate for up to a week.
  • Freeze unfrosted cake for up to 3 months; thaw before frosting.