For six years, Rafat Shororo longed for the taste of a KFC sandwich he had eaten in Egypt. This week, he got his finger lickin' fix at home in the Gaza Strip after a local delivery company managed to smuggle it from Egypt through underground tunnels. "It has been a dream, and this company has made my dream come true," says Mr. Shororo, an accountant, as he receives his order from the delivery guy. The al-Yamama company advertises its unorthodox new fast-food smuggling service on Facebook. It gets tens of orders a week for KFC meals despite having to triple...