People worldwide visit Al's Italian Beef in Chicago for the iconic Italian beef sandwich. Al's has been serving paper-thin shaved, seasoned roast beef on bread topped with the Italian condiment giardiniera for more than 75 years. USDA top round beef is rubbed with Al's secret seasoning, roasted for 3.5 hours in the oven before being served. The famous sandwich is served either topped with the meat's gravy or fully dipped in it for ultimate flavor.