1 pkg. white cake mix
1 can Hershey's hot fudge topping
1 lg. container whipped topping
8 tbsp. creme de menthe

Prepare the cake mix as directed on package adding 4 tablespoons of creme de menthe. Bake. Remove from oven and allow to cool for 5 to 10 minutes. Spread can of Hershey's hot fudge topping on top of cake. Mix remaining 4 tablespoons of creme de menthe into the container of whipped topping. Spread whipped topping over hot fudge sauce. Refrigerate. Use a 9"x13"x2" pan.