15 oz. brownie mix
1/4 c. Kahlua
3 pkgs. instant chocolate Jell-O mousse
10 oz. Cool Whip
6 Heath bars, crushed

Make brownie mix and mousse according to package directions. Bake brownies and cool 10 minutes. Poke hole and pour in Kahlua. When cool, crumble layers in trifle bowl: 1/3 brownie, 1/3 heath bar, 1/3 chocolate mousse, 1/3 Cool Whip; repeat layers. Chill at least 1 hour.