There are different bread options, there are many different cheeses that work well in this delicacy, and too many other options to list here.
For the record, I like mine on sourdough bread, using American cheese with some mayo and grilled slightly crisped and sliced into two triangles.
Let's take a trip through history and talk about a landmark here in Ocean County. It's the oldest "bar" or "tavern" if you will in Ocean County. The Cedar Bridge Tavern in Barnegat Township.