McDonald's and other restaurant chains look to the Sun Belt for growth as population soars

In this articleBROSMCDPTLOA Portillo's Beef Bus in Kissimmee, Florida.Source: Portillo'sWhen Chicago-based Portillo's enters a new market, it sends its "Beef Bus" ahead of time, slinging its hot dogs and Italian beef sandwiches to new customers for weeks, introducing them to the brand and whetting their appetites before a new restaurant finally opens.Recently, the Beef Bus has been making a lot of trips to the Sun Belt."Texas, by itself, has grown more people in the last decade than eight midwestern states ...