Portillo's Restaurant Group Incorporated is an American chain of fast-casual restaurants based in Chicago. They serve food typical of Chicago, like hot dogs and Italian beef. Its menu has hot dogs, beef and sausage sandwiches, sandwiches and salads, ribs, burgers, chicken, sides and soup, desserts, and shakes. Portillo's serves famous Chicago street food in high-energy, multichannel restaurants that stimulate the senses and make eating there a memorable experience.