Whip up delicious brownies with Dolly Parton's Caramel Turtle Brownie Mix from Duncan Hines. You can create Dolly's favorite recipe, which is featured on the box, or let creativity guide you and add your own spin to this brownie baking mix. These caramel turtle brownies include caramel drizzle and walnuts for a sweet and crunchy topping to this delicious dessert.