Peanut Butter Chocolate Gooey Butter Cake

Peanut Butter Chocolate Gooey Butter Cake Cake: 1 (18.25-oz package) Devil's food cake mix 1 egg 1/2 cup butter melted Filling: 1 (8 ounce package) cream cheese, softened 1 cup creamy peanut butter 3 eggs 1 teaspoon vanilla 1/2 cup butter melted 1 (16 ounce box) powdered sugar (3 3/4 cups) Preheat oven to 350 degrees and lightly grease a 13x9-inch baking dish. For the cake: Combine all the ingredients and mix well with a mixer; press the mixture into the bottom of the prepared baking dish. For the filling: In a large bowl, beat the cream cheese and peanut butter until smooth; add the eggs, vanilla, and butter. Beat together. Add the powdered sugar and mix well. Pour peanut butter mixture over the cake mixture and bake for 40 to 50 minutes, Do not overbake, the center will be a little gooey but will set up as it cools. Serve with whipped cream or ice cream.