Satisfy your sweet tooth in no time with Duncan Hines Signature Triple Chocolate Chunk Brownie Mix. Packed with rich chocolate flavor, these chocolate brownies include chocolate chunks and chips. Celebrate with birthday brownies or bake them as an everyday chocolate dessert. Just add eggs, water and oil to the chocolate brownie mix for a quick dessert option. Bake these chocolate chunk brownies according to package directions up to 38 minutes depending on the pan size. This 18 ounce box fills an 8 by 8 or 9 by 9 inch pan. Duncan Hines has you covered when you’re ready to bake and create.