Chicago's famous hot dog has been hiding in Calif. suburb for 20 years
Portillo's is a beloved Chicago restaurant chain known for its Italian beef sandwiches, with a surprising and successful location in Orange County for over 20 years.
Portillo's Tests Out Breakfast at Five Chicago-Area Locations
Portilloâs has launched its limited-time breakfast menu in five locations, featuring breakfast sandwiches like Polish sausage with egg and cheese, and treats from Stan's Donuts.