The demand for the most popular restaurant in Illinois has gotten so big that Portillo's will be making a huge expansion throughout the whole United States.
A massive expansion is underway for the most popular restaurant in Illinois, they are looking at opening hundreds of new locations, and one could be on the way to the Show-Me State...
There is nothing more exciting than hearing your favorite restaurant is opening a new location near you. Portillo's fans, three new locations are coming to the Chicagoland!