Chocolate Sheet Cake with Peanut Butter Frosting features a rich, moist sheet cake topped with a wonderfully creamy peanut butter frosting. The combination is just magical.
Course Dessert
Cuisine Southern
Keyword chocolate, peanut butter, Sheet Cake
Prep Time 20 minutesminutes
Cook Time 30 minutesminutes
Servings 16
Ingredients
Cake Batter
4ouncessemi-sweet chocolate,chopped
6tablespoonsunsalted butter,cut into tablespoon-sized pieces
1 1/2cupswater
1cupgranulated sugar
1cuppacked light brown sugar
1/4cupunsweetened cocoa powder
2/3cupsour cream
1teaspoonvanilla extract
2largeeggs,lightly beaten
2cupsall-purpose flour
2teaspoonsbaking powder
2teaspoonsbaking soda
1teaspoonkosher salt
Peanut Butter Frosting
1cupunsalted butter,softened
8ouncescream cheese,softened
1 1/2cupspeanut butter
3cupspowdered sugar
1tablespoonmilk,optional
Instructions
Preheat oven to 350 degrees F.Line a 9x13-inch baking pan with parchment paper. Spray with baking spray with flour.
Place chocolate and butter in a large bowl.
Combine water, granulated sugar, and brown sugar in a medium saucepan. Place over medium-high heat. Bring to a boil whisking occasionally.Remove from heat and whisk in cocoa powder.
Pour hot sugar mixture into bowl with chocolate and butter. Let sit 2 minutes.Stir until chocolate and butter is melted.
Stir in the sour cream and vanilla.
Whisk in the eggs. Make sure mixture is not too hot before you add the eggs so they don't curdle.
In a medium bowl, whisk together flour, baking powder, baking soda, and salt.
Whisk flour mixture into chocolate mixture, adding it in three batches. Whisk just until combined.
Pour batter into prepared pan. Bake for 30 to 35 minutes or until it feels firm when you press down in the center. Let cool in pan.
To make frosting, beat butter and cream cheese with an electric mixer until smooth.
Add peanut butter and beat until blended.
Beat in powdered sugar one cup at a time. If frosting is too thick, add the milk.Beat at medium speed for 2 minutes. Spread frosting on cake.