You can adapt this to what you want:

CHOCOLATE PUNCH BOWL CAKE

1 chocolate cake mix
2 (4 oz.) pkg. instant chocolate pudding
3 c. milk
1/2 c. Amaretto liquor (optional)
10 Heath bars, crushed
32 oz. Cool Whip

Preheat oven to 350 degrees. Bake cake as directed. Cool several hours, then cut into cubes, and put aside. In a bowl, beat pudding and milk. Add Amaretto. Set aside. In a small punch bowl, put half of the cake cubes. Cover with half of the pudding mixture, covering all the way to edges of punch bowl. Do the same with half of the Cool Whip. Sprinkle half of candy on top. Repeat with other half of cake cubes, pudding mixture, Cool Whip, and candy in layers as stated above. Chill 24 hours before serving.

PUNCH BOWL CAKE (DEATH BY CHOCOLATE)

1 pkg. chocolate cake mix
4 boxes chocolate fudge mousse
12 oz. Cool Whip
6 Skor candy bars, crushed
1 Skor candy bar, broken in chunks

Make cake as directed in two 9-inch layers; cool. Place 1 layer in punch bowl. Mix 2 packages of mousse together as directed and spread on cake. Sprinkle half of crushed candy on top and chill. Spread half of Cool Whip on mousse and cool again. Repeat for second layer of cake. On top, place chunks of last candy bar. Prepare night before use. Store in refrigerator. Serves 35 to 50.

Have fun!!