Lemon-Lime Sheet Cake

Recipe Instructions Dissolve gelatin in boiling water. Add cold water. Set aside at room temperature. Mix and bake cake as directed for a 9x13" cake. Cool cake 20-25 minutes. Poke deep holes through top of cake. Pour gelatin mixture into holes. Refrigerate cake while preparing topping. In a chilled deep bowl, blend and whip the whipped topping, pudding and milk until stiff (3-8 minutes). Immediately frost cake.