Incredible Delicious Dessert - cooking recipe

Ingredients

1 brownie mix (make cake like recipe)
1 small carton whipping cream
1 pkg. Jell-O no bake chocolate mousse pie (discard crumbs)
1 large Cool Whip
1 pkg. (6 to 8) Heath bars, chopped

Preparation

Make brownies using cake like recipe and bake in 9 x 13-inch pan.
Let cool thoroughly.
Mix mousse mix using whipping cream and regular milk to measure 1 2/3 cup of milk called for in recipe. Crumble half of brownies in bottom of large glass bowl.
Spread half of mousse on top of brownies, then half Cool Whip on mousse. Sprinkle chopped Heath bars on Cool Whip.
Repeat layers and cover with plastic wrap and refrigerate at least 3 hours or overnight if possible.