It all starts with some square beef patties on a steaming bed of onions. Add some fries to that, and we’re talking lunch or a late-night snack.
White Castle has been doing it like this for more than a century. It’s the creator of the slider — or mini burger — which, before it’s cooked, has five holes in it.
Why? It’s an invention by the founders to make for the perfect-tasting burger…