Usually, when you go to a restaurant, you get two options for your side dish: french fries or salad . There is one glorious restaurant where if you even ask for fries or salad as your side, you will be laughed out of the establishment because of your gross incompetence. I'm talking, of course, about one of the only drive-in restaurants left in America, Sonic Drive-In. If you've never been to a Sonic, it's difficult to describe the experience. Imagine a fast food place that sits on a hearty foun…