Posted By Tessie2.
Ingredients.
12 fun size candy bars - 8 to 8.5 ounces total
2 tablespoons milk
1 (18.5 ounce) box white cake mix with pudding in the mix
1 cup water
1/3 cup vegetable oil
3 eggs
2 tablespoons flour
1/2 cup unsweetened cocoa
2 1/2 cups powdered sugar, sifted
1 teaspoon vanilla extract
6 tablespoons butter, softened
3 tablespoons plus 2 teaspoons milk
Directions.
To prepare cake: Heat oven to 350 degrees F. Lightly butter and flour a 13 x 9-inch cake pan.
In a medium saucepan over medium-low heat, melt candy bars with milk. Stir until candy has melted. Cool for 5 minutes.
In a large bowl with an electric mixer, blend cake mix, water, oil and eggs on low, scraping down sides of bowl. Beat 2 minutes on high. Stir 2/3 cup cake batter and flour into cooled chocolate and mix thoroughly. Pour remaining white cake batter into prepared pan. Spoon chocolate mixture on top. Swirl chocolate into batter with a knife. Bake 28 to 32 minutes or until a wooden pick inserted in center comes out clean. Completely cool cake in pan before frosting.
To prepare frosting: In a large bowl using electric mixer, cream together cocoa, powdered sugar, vanilla extract and butter on high. Gradually add milk and beat until frosting is spreadable. Frost top of cake.