Death-By-Chocolate
["1 pkg. devil's food cake mix", "3 pkg. sugar-free chocolate pudding", "3 chocolate bars", "1 large lite non-aerosol whipped topping"]
["Bake cake according to directions; cool.", "Cut into squares. Line trifle bowl.", "Add layers of cooked chocolate pudding, whipped topping and Krackel alternating with the cake.", "Whipped topping should form \"ribbons\" visible from outside the bowl.", "Chill and serve."]
["cake mix", "sugar", "chocolate"]