How Patti LaBelle's sweet potato Patti Pies became the stuff of Internet legend

Everybody knows Miss Patti can throw down in the kitchen.Patti LaBelle's macaroni and cheese is the stuff of legend. It's the sort of dish that would nudge even noted food elitist Gwyneth "I'd rather smoke crack than eat cheese from a can" Paltrow to acknowledge the healing powers of Velveeta. It's been featured on "MTV Cribs," along with LaBelle's fried chicken and her hot sauce collection. This macaroni and cheese has been on "Oprah," okay? It made Elton John see Jesus. If it had its own Twitt...