Oak Brook-based hot dog giant Portillo’s is trying out a breakfast menu for the first time in its 62 years, the company ...

Five Portillo's locations in the Chicago area will soon offer a first-ever breakfast menu under a new pilot -- and the menu features some unexpected items.

Chicago's favorite fast-casual chain is breaking into the breakfast business. Starting April 15, Portillo's will open five of its Chicago-area locations at 6:30 a.m. instead of their typical 10 a.m.

Portillo’s is bringing its signature Chicago-style flavor to the morning crowd with the launch of a breakfast pilot program ...