Biscuits, gravy, pepperoni rolls, fried chicken, and... salt? This week on Inside Appalachia, we're investigating the history and stories of some of Appalachia's most famous foods with the help of Gravy, a podcast produced by the Southern Foodways Alliance. We'll hear about the revitalization of West Virginia's salt production industry, the complicated history of fried chicken, and the growing popularity of Appalachian food in major urban centers.