1 yellow pudding cake mix
8 tbsp. creme de menthe
Green food coloring
1 (8 oz.) chocolate fudge topping
1 carton Cool Whip

Add 4 tablespoons creme de menthe and green food coloring to cake mix. Bake cake according to directions. Spread fudge topping over top of cooled cake. Combine Cool Whip with remaining creme de menthe. Add enough food coloring to make a light green. Spread over fudge. Refrigerate.