Brownie Trifle
["1 box brownie mix", "1 (3.5 oz.) pkg. instant chocolate mousse mix", "8 (1.4 oz.) toffee flavored candy bars (Heath)", "12 oz. Cool Whip"]
["Bake brownies according to directions in 9 x 13-inch pan. Cool and cut into 1-inch pieces.", "Prepare mousse according to directions, but do not chill.", "In 3-quart trifle dish, layer half the brownie pieces, half the mousse, half the candy and half the Cool Whip.", "Repeat the layers.", "Garnish with chocolate curls. Chill 8 hours."]
["brownie mix", "instant chocolate mousse mix", "toffee"]