BENTON HARBOR, Mich., Sept. 18, 2013 /PRNewswire/ -- Continuing its year-round sponsorship of major culinary festivals nationwide, KitchenAid will help shine a spotlight on the chefs and regional flavors of Portland and Nashville next weekend.  As official appliance sponsor of the September 19–22 Feast Portland and first annual Music City Eats: Nashville Food, Wine and Spirits Festival, taking place September 21–22, KitchenAid has outfitted complete kitchen stages for demonstrations by celebrity and local chefs.