Rainbow Cake Serving Size : 12 Preparation Time :0:00 Categories : Amount Measure Ingredient -- Preparation Method -------- ------------ -------------------------------- 1 white cake mix -- *baked and cooled 3 eggs 1/3 cup oil 1 1/4 cups water 6 ounces jell-o gelatin -- any 2 flavors 2 cups boiling water 8 ounces Cool Whip® -- thawed Place cake layers, top sides up, in 2 clean layer pans. Prick each cake with utility fork at 1/2 inch intervals. Dissolve each flavor gelatin separately in 1 cup of the boiling water and carefully spoon each over one of the cake layers. Chill 3 to 4 hours. Dip one cake pan in warm water for 10 seconds and turn out onto serving plate. Top with one cup of the whipped topping. Unmold second cake layer and place carefully on 1st layer. Frost top and sides with remaining whipped topping. Chill. Garnish as desired. - - - - - - - - - - - - - - - - - - NOTES : *Prepare cake mix according to directions using the 2 9-inch layer cakes.