White Castle restaurants — where diners and late night revelers have satiated their hunger for a century — now has a craving of its own.

The fast food chain wants to remake its 340 restaurants, and it rolled out a new restaurant design called the Castle of Tomorrow.

The new slider joint is a functioning prototype that was unveiled in Columbus, Ohio this month.

“We think it’ll be really attractive to a lot of customers,” White Castle Vice President Jamie Richardson said.

The Castle of Tomorrow looks less castle-like than the current restaurants and that might be a bit of a bummer around these parts.

That’s because the original 1921 restaurant design — and the variations that have followed — was inspired by architect William W. Boyington’s old Chicago Water Tower, the crenelated North M

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