Decadent Peanut Butter Sheet Cake with Creamy Peanut Butter Frosting

Indulge in the rich, creamy flavors of our decadent Peanut Butter Sheet Cake with Peanut Butter Frosting. This classic, timeless recipe is perfect for any occasion, whether you’re hosting a dinner party or simply craving a sweet treat.

Ingredients

Cake
– 2 cups all-purpose flour
– 2 cups sugar
– 1/2 teaspoon baking soda
– 1/4 teaspoon salt
– 1 1/2 (12 tablespoons) sticks butter
– 1 cup water
– 1/2 cup peanut butter
– 1/4 cup vegetable oil
– 2 eggs
– 1/2 cup buttermilk
– 1 teaspoon vanilla extract

Frosting
– 2 sticks (1 cup) butter, softened
– 3/4 cup peanut butter
– 3 cups confectioners’ sugar
– 3 to 4 tablespoons milk
– 2 tablespoons instant vanilla pudding mix