Portillo's

Portillo's is a fast-casual restaurant chain specializing in iconic Chicago-style food, including hot dogs, Italian beef sandwiches, char-grilled burgers, fresh salads, crinkle-cut fries, and its signature chocolate cake and chocolate cake shake. Founded by Dick Portillo in 1963 in Villa Park, Illinois, the company has grown from a single hot dog stand into a nationally recognized restaurant brand with locations across multiple states.