1. Remove wrappers from chocolate bars; set aside. Prepare and bake brownie according to package or recipe directions.
2. Immediately after removing brownie from oven, sprinkle chips over brownie surface. Let stand 5 minutes or until chips have softened. Spread melted chips over brownie. Cool an additional 10 to 15 minutes. Evenly space 3 chocolate bars across one edge of brownie. Add 8 additional rows of chocolate bars, pressing in lightly. Cool completely in pan on wire rack. Cut into bars.