Gravy

Barbecue purists from the Carolinas to Texas might balk at the notion that Chicago, Illinois, has a barbecue tradition all its own. But owing to the Great Migration, and to a special piece of equipment called the aquarium smoker, reporter-producer Ambriehl Crutchfield finds that Chicago barbecue has evolved into a style unto itself.  Learn more about your ad choices. Visit megaphone.fm/adchoices