1 pkg. dark chocolate cake mix
4 tbsp. Kahlua
2 pkgs. instant chocolate pudding mix
6 Heath or Skor bars
2 (8 oz.) cups Cool Whip

Prepare cake mix according to box; bake in 2 layer pans. When cool, punch holes with toothpick in each layer. Pour 2 tablespoons Kahlua in each layer. Chill over night. Prepare pudding. Break one layer cake in pieces, put one package of pudding on top. Break 3 candy bars and sprinkle on top. Spread one cup Cool Whip. Repeat. Works best in a trifle dish.