The Italian beef sandwich is a Chicago culinary institution that originated here back in the 1930s. Known for its tender, seasoned beef soaked in rich juices and served on French bread, the Chicago hot beef sandwich is an iconic part of Chicago history. For the most authentic taste, Chicagoans turn to Portillo's and Vienna Beef for the best Chicago-style Italian beef sandwiches. Now, you can have the best of Chicago Italian beef shipped nationwide, perfect for recreating the legendary Chicago beef sandwich at home.