Maybe it's Pittsburgh's chipped-beef "Slammer" you're craving. Or Iowa's Maid Rite "loosemeat"? Louisville's "Hot Brown"? Escape fast-food sameness on a mouth-watering tour through America's distinctive sandwich landscape. Let veteran guide Rick Sebak (A Hot Dog Program, An Ice Cream Show) take you across the country to New Orleans for muffaletta, to Chicago for Italian beef, and New York City for pastrami on rye.

• Documentary