SPOTTED: Duncan Hines Dolly Parton’s Frosting and Cake Mixes Marvo 2 years ago Dolly Parton is a national treasure. (Spotted by Robbie at H-E-B and David P at Meijer.) Share this: SPOTTED: New Duncan Hines Dolly Parton Muffin, Cake, and Pancakes MixesSPOTTED: Duncan Hines Dolly Parton’s Fabulosly Fudgy and Caramel Turtle Brownie MixesSPOTTED ON SHELVES: Duncan Hines Perfect Size for 1 Mixes