Run by the same family (now in its fourth generation), the restaurant serves up its signature hamburger sandwich the same way as it always has. At Louis' Lunch, a patty that's made from a special, hand-rolled blend of five cuts of meat is sandwiched between slices of white bread and topped with nothing but cheese, tomato and onion. This is simple, unfussy food done incredibly well and there is no better place to try a classic hamburger.

Now discover the amazing stories behind America’s official state foods

Last updated by Lottie Woodrow.

The best places to enjoy America's most famous dishes