1 pkg. Devils Food cake mix
2 (4 oz.) pkg. instant chocolate pudding mix
2 (8 oz.) pkg. whipped topping
7 or 8 Heath bars, crushed
1/2 c. walnuts, chopped
2/3 c. Kahlua (optional)

Bake cake as directed in 9 x 13 inch pan. When cold, cut into 1 inch squares. Mix pudding according to directions. Chill. In a large straight sided bowl, layer the dessert, starting with the cake cubes (over which Kahlua has been sprinkled), pudding, Cool Whip, Heath bars and nuts. Repeat in this order until all is used. Finish with topping. Decorate with chocolate curls and nuts. Chill for 12 hours.