1 (9x13 inch) pan brownies
3 (3.5 pkg.) Jello chocolate mousse
8 Heath bars
1 (12 oz.) pkg. Cool Whip

Crumble brownies. Prepare Jello per package. Crush Heath bars.

To assemble: Layer 1/2 the brownies in bottom of dish. Layer 1/2 the mousse. Layer 1/2 the crushed Heath bars. Layer 1/2 the Cool Whip. Repeat layer again. (Use large clean glass dish.) Crushed Reeses peanut butter cups may be substituted for Heath bars.