Preheat oven to 375 degrees. In a large bowl blend cake mix, sour cream, oil, sugar, ... consistency. Frosts two 8 or 9-inch layers or a 13x9-inch cake.
Beat 3 minutes. Pour 1/2 ... and sprinkle over cake batter. Add remaining batter. Bake at 350 degrees for 50 to 60 minutes, until cake springs ... be sprinkled over cake.