Name: Easy Peanut Butter Cake Recipe
Prep time: 120 min
Ingredients: 1/2 cup 115g Butter, softened; 1/3 cup 67g Sugar; 3 Eggs; 1/3 cup 80g Peanut butter; 3/4 cup 95g Flour; 3/4 teaspoon Baking powder; 3 tablespoons Milk; 1 teaspoon Vanilla extract; 1/3 cup 75g Butter, softened; 100 g Peanut butter; 1 teaspoon Vanilla extract; 2/3 cup 80g Powdered sugar; 2-3 tablespoons Heavy cream; Toasted chopped peanuts

Easy Peanut Butter Cake Recipe

By David | Published: Sep 25, 2021 | Updated: Aug 19, 2024

4 from 53 votes

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This peanut butter cake is the ultimate cake for peanut butter lovers! Moist peanut butter cake with rich peanut butter frosting. This cake recipe is perfect for birthdays, for parties, for kids and adults.

A close-up of a vanilla cake square on a white plate, topped with light frosting and chopped nuts. Another plate with a similar cake is blurred in the background, all set on a wooden surface.

Easy Peanut Butter Cake Recipe

4 from 53 votes

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Prep Time 2

WORK TIME 20

DIFFICULTY Easy

Cuisine American

Servings yields

Ingredients

For the cake:

½ cup 115g Butter, softened
⅓ cup 67g Sugar
3 Eggs
⅓ cup 80g Peanut butter
¾ cup 95g Flour
¾ teaspoon Baking powder
3 tablespoons Milk
1 teaspoon Vanilla extract

For the frosting:

⅓ cup 75g Butter, softened
100 g Peanut butter
1 teaspoon Vanilla extract
⅔ cup 80g Powdered sugar
2-3 tablespoons Heavy cream

For decoration:

Toasted chopped peanuts

Instructions

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DIRECTIONS
1. Make the cake: Preheat the oven to 350˚F (180C˚). Line a parchment paper in a 8-inch (20cm) square baking pan and set aside.
2. In a large bowl, cream butter and sugar, beat until smooth and creamy.
3. Add egg, one at the time, beating until combined after each addition. Add peanut butter and beat until combined.
4. Add flour, baking powder and mix until incorporated. add milk, vanilla extract and stir until combined and smooth.
5. Pour the batter into prepared pan and bake for 25-30 minutes or until a toothpick inserted into the center comes out clean.
6. Allow the cake too cool before frosting.
7. Make the frosting: in a large bowl beat butter and peanut butter until light and fluffy. Add powdered sugar and beat on low speed until combined and creamy. Add heavy cream and vanilla extract, beat until light and fluffy.
8. Spread over the cake and refrigerate for at least one hour or until ready to serve.