Frosting Cake 1 (18.25 ounce) box cake mix (your favorite flavor) Ingredients called for on the cake mix box. 1 (16 ounce) canned frosting, a flavor that compliments the cake Mix cake mix according to directions on box. Combine mixed cake batter with can of frosting. Mix well. Grease and flour a bundt pan. Pour batter into pan. Bake in a preheated oven at 325 degrees for 50 minutes to 1 hour. Cool. Serve as is.