American Flag Cake
["any flavor cake mix, prepared as directed and baked in 15 1/2 x 10 1/2 x 1-inch jelly roll pan", "3 (8 oz.) cartons heavy whipping cream", "1/3 c. powdered sugar", "50 blueberries", "2 pt. strawberries, halved", "3 thinly sliced bananas, tossed in lemon juice"]
["At high speed, mix whipping cream until peaks.", "Add sugar until stiff.", "Spread cream over top and sides of cake (removed from pan and placed on serving board).", "Mark 7 1/2 x 5-inch top corner of cake.", "Place berries in even rows for stars.", "Alternate rows of strawberries and bananas for stripes, overlapping fruit.", "Chill until serving, up to 2 hours.", "Great for 4th of July."]
["cake mix", "cartons heavy whipping cream", "powdered sugar", "blueberries", "strawberries", "bananas"]