Diners, Drive-ins and Dives: Streamlined Sammies

This trip, Guy's pullin' right up to the window and digging in. In Austin, Texas, the tiny trailer serving up scratch-made sammies to customers on the street and in the bar next door. In Minneapolis, a food truck cranks out fresh lobster rolls that do double duty in a dive bar. And in Dallas, a side-of-the-road joint focuses on one thing only: burgers.