McDonald’s, Portillo’s, Dutch Bros. open restaurants in the Sun Belt

A 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...