Description
Indulge in the ultimate peanut butter lover’s dessert with this Peanut Butter Sheet Cake topped with creamy peanut butter frosting. Perfect for birthdays, potlucks, or anytime you crave a sweet treat.
Ingredients
For the Cake:
- 1 box yellow cake mix
- 4 eggs
- 1/2 cup softened butter
- 1 cup water
- 1/2 cup creamy peanut butter
For the Frosting:
- 3 cups confectioners’ sugar
- 1/2 cup creamy peanut butter
- 1/2 cup softened butter
- 2+ tablespoons milk (adjust for consistency)
- 1 teaspoon pure vanilla extract
Instructions
- Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking pan.
- Mix Cake Batter: In a large bowl, combine yellow cake mix, eggs, softened butter, water, and creamy peanut butter. Beat on low speed for 30 seconds, then on medium speed for 2 minutes until smooth.
- Bake: Pour the batter into the prepared pan and bake for 25-30 minutes, or until a toothpick inserted in the center comes out clean. Let the cake cool completely in the pan.
- Prepare Frosting: In a medium bowl, beat together confectioners’ sugar, peanut butter, softened butter, milk, and vanilla extract until smooth. Add milk as needed to reach the desired consistency.
- Frost the Cake: Spread the frosting evenly over the cooled cake. Slice and serve!
Notes
- For added texture, mix chopped peanuts or mini chocolate chips into the batter.
- Use a gluten-free yellow cake mix for a gluten-free option.
- Frost the cake right before serving for a freshly made look.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American