Strolling down Duval Street in Key West, where the air smells of sunscreen and possibility, you might walk right past the culinary treasure that locals protect with an almost religious fervor—DJ’s ...

For culinary nonconformists, the “Oh, My!” combines hot pastrami with creamy coleslaw and Swiss on caraway-flecked bread. It’s the variety of sandwich that involuntarily extracts its name from your ...