Neapolitan Refrigerator Sheet Cake

• 1 (3 ounce) package strawberry Jell-O gelatin dessert
• 1 (18 1/4 ounce) package fudge marble cake mix
• egg, according to cake mix directions
• oil, according to cake mix directions
• 2 - 2 1/2 cups frozen whipped topping, thawed
• 1 (3 ounce) package instant vanilla pudding
• 1 1/2 cups milk
• 1 teaspoon vanilla

1. Dissolve jello by stirring it into 3/4 cup boiling water, then add 1/2 cup cold water; set aside at room temperature.
2. Mix cake according to package directions and bake in a 9x13" pan.
3. Cool baked cake for 30 minutes, then poke deep holes about 1" apart into cake with a meat fork or a chopstick; very slowly pour all the jello into the holes.
4. Refrigerate cake; blend cool whip, instant pudding, milk, and vanilla until stiff; frost cake and return to refrigerator.
5. Cover cake and (freeze at this point, or) keep refrigerated; serve chilled.

dessert, cake mix, egg, oil, frozen whipped topping, vanilla pudding, milk, vanilla

Taken from www.food.com/recipe/neapolitan-refrigerator-sheet-cake-119071 (may not work)