I had a similar place in my childhood called Mister Dunderbaks. There was another Black Forest something or other place that was like a Denny's taken over by a Bavarian foreet

Gotta stop by Spencer's after for black light bulbs.

Salt of the Earth! In other words, morons.

This was the first in a long chain of scifi shows built around a mystery mcguffin that would get cancelled by season 2 with no questions answered.