Mix first 4 ingredients on ... Hershey's Topping on cake. Then mix Cool Whip with 1/4 cup creme de menthe. Spread over fudge topping. ... 2 hours before serving.
Prepare one Pillsbury Plus white cake mix according to directions except ... 1/3 cup green creme de menthe for 1/3 cup water. While ... menthe has been added.