1 chocolate cake mix
1 c. Kahlua
2 (3 oz.) pkg. instant chocolate pudding
2 (8 oz.) Cool Whip
4 Heath bars, crumbled

Bake cake as directed n box in a 9 x 13 inch pan. Cool. Using a large glass bowl (I use a punch bowl). Break up half the cake in bottom of bowl. Pour 1/2 cup Kahlua over broken up cake. Spread prepared chocolate pudding (1/2) over cake. Cover with one container of Cool Whip. Repeat layers with cake, Kahlua, pudding, and Cool Whip. Keep top layer of Cool Whip clear of any chocolate showing. Sprinkle with crumbled Heath bars.