There seem to be two different kinds of fast food. One kind encompasses familiar, comforting favorites; burgers, fries, tacos. Foods you ate as a kid; foods you eat as an adult to briefly feel like a kid again. That’s one kind. The other kind? Basically the weirdest food ever conceived. Foods that never before existed in the history of the world. Foods that arguably shouldn’t have existed! But words like “shouldn’t” mean nothing to fast food chefs — except maybe a challenge. This list is about that second kind of fast food, the strangest items ever to grace fast food menus in this country. (Th…