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...
If you're a regional fast food restaurant and people in other parts of the country want you to open up shop in their backyard, that means you might be on to something.
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!