Heath Candy Bar Dessert

1 (18.25 ounce) box chocolate cake mix
3 small boxes instant chocolate pudding
1 large container Cool Whip
6 Heath candy bars
Kahlua (as desired)

Bake cake according to directions in a 13 x 9-inch pan. Poke holes in cake and sprinkle Kahlua over it; let cool.

Mix pudding according to directions; set aside.

In bowl, using 1/2 of each ingredient for each layer, place:
Layer 1: Crumbled pieces of cake.
Layer 2: Top with pieces of Heath candy bar.
Layer 3: Pour 1/2 of pudding over candies.
Layer 4: Top with 1/2 of Cool Whip

Repeat another layer of the ingredients.

Optional: Top with shavings of 1 candy bar.