In the episode “It Should've Been Lorelai,” in reference to White Castle.
SHERRY: Great. Oh, of course this does leave you a sad little orphan.
CHRISTOPHER: Oh, that’s okay. I’ll have one of my patented White Castle bachelor dinners.
White Castle is the oldest fast-food restaurant in the U.S. They also have a line of frozen hamburgers, which are available in Connecticut. This is probably what Christopher was referring to, that he was going to heat up a frozen White Castle hamburger for dinner.
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