Duff Goldman visits Hoosier Mama Pie Company in Chicago. Chef Paula Haney shares with Duff the bakery’s recipe for the Fat Elvis Pie, which was inspired by Elvis Presley’s love of peanut-butter-and-banana sandwiches. The pie includes chocolate pastry cream, peanut butter filling and slices of banana in a crust made of graham cracker crumbs, dry roasted peanuts and pretzels.