. . . Maine Lobster - because Maine Lobsters go down to the Carolinas (they are a "type", not a location)
. . . Maryland Crab Cakes - were originally left-overs
. . . Philly Cheese Steaks - kinda just another English sandwich
. . . Pennsylvania Dutch Potato Filling and Scrapple - actually German
. . . Chicago and New York style Pizza - takeoffs on Italian food
. . . Wisconsin Bratwurst - again, German
. . . Memphis Ribs - St Louis and Texas might argue, but still not American in origin
. . . Southern Fried Chicken - actually developed in Mediterranean
. . . Salmon from the Northwest - Canadian
. . . Cajun and Creole from New Orleans - really Canadian