In 1963 Dick Portillo invested $1100 into a small trailer to open the first Portillo?s hot dog stand in Villa Park IL which he called ?The Dog House.? Years later Portillo?s has grown to include restaurants in more than 50 locations across several states. Portillo?s is best known for its Chicago-style hot dogs Italian beef sandwiches char-grilled burgers fresh salads and famous chocolate cake. Portillo?s ships food to all 50 states via Portillos.com. Portillo?s Home Kitchen is the company?s fast-growing catering business.