Maxwell Street Polish Dating back to 1939 the Chicago classic starts with Vienna Polish sausage, caramelized onion and finished with yellow mustard Italian Beef Sandwich Thinly sliced seasoned Italian beef, pickled giardiniera, natural jus, Italian bread No ketchup pleaseįield Roast Signature Stadium Dog Green relish, chopped onions, sport peppers, sliced tomato, mustard, celery salt, poppy seed bun Chicago Style Hot Dog Green relish, chopped onions, sport peppers, sliced tomato, mustard, celery salt, poppy seed bun.