1Heat oven to 350°F. Grease bottom only of 8-inch square pan with shortening or cooking spray. Make brownie mix as directed on box, using butter and eggs; stir in coffee granules. Spread in pan. Bake as directed on box. Cool completely, about 1 hour.
2Cut brownies into 1-inch squares. In bottom of 2-quart glass bowl, place half of the brownie squares. Pour 2 containers of the pudding over brownies in bowl. Top with half each of the whipped topping and toffee bits. Repeat with remaining brownies, pudding, whipped topping and toffee bits.
3Cover; refrigerate at least 4 hours before serving. Store covered in refrigerator.