Some of the best food in America wears no costume. It sits in a cinder-block building off a two-lane highway, or in a strip mall between a nail salon and a dollar store, and it does not care what you think of the paint job. A new roundup from Family Destinations Guide collects nine of these places in South Carolina, and reading it I felt that familiar itch to get in the car.

My grandmother's kitchen outside Naples had a broken shutter and a table older than my father. Nobody driving past would have stopped. Everybody who did stop, stayed four hours. Good food needs care, not money, and these restaurants prove it again.

The list stretches across the state, which matters. South Carolina is not one food region, it is several stitched together: the Lowcountry, with its shrimp and grits and she-crab soup and rice culture that traces back through the Gullah tradition; the Piedmont, where mustard-based barbecue sauce tells you exactly where you are on the map; and the upstate, where Appalachian cooking leans on vegetables, pork, and patience. A guide that respects all three is a guide worth reading.

What unites these nine places is that none of them would win a beauty contest from the street. That is the point. In Italy we have a phrase, chiesa povera, cucina ricca, poor church, rich kitchen, and okay, I made that phrase up, but the instinct behind it is real. You learn to read the signals: a full parking lot at a strange hour, pickup trucks, a handwritten specials board. A menu laminated so many times the corners have gone soft. These are the resume of a serious kitchen.

Inside them, wonderful things happen. Fried seafood thrown to order instead of sitting under a heat lamp. Hash and rice, a South Carolina specialty that most of the country has never tasted, slow-cooked until it becomes something almost spiritual. Barbecue from pits that have been smoking since before I was born, which is a long time.

Here is my question for you. What are you afraid to eat? Because I think half the reason people skip the plain-looking place is fear. The doorway looks uncertain, the crowd looks local, and the menu has no photographs. That is precisely when you should sit down. The gas station taco taught me this in Texas, a fish camp taught me this in South Carolina years ago, and nothing has untaught me since.

The state deserves this attention. Between the barbecue, the seafood, and the lowcountry boils, South Carolina cooks with a confidence that doesn't need decoration. My plan is to work through this list myself, the way I'm working through my Arizona Italian hunch and that New Bedford kitchen I keep promising myself. The car knows the way. The restaurants will not be hard to find. They never are, once you decide the outside doesn't matter.