What is st. johns cheese?

There is no cheese known as "St. Johns cheese." It's possible there's a misunderstanding or a typo.

Perhaps you meant one of the following:

* St. John's Wort: This is a flowering plant used in herbal remedies.

* A specific type of cheese with a similar name: Are you thinking of a cheese with a name like "St. John's" or "St. Johns"? There are many regional cheeses with unique names.

* A regional name for a specific cheese: Could "St. John's cheese" be a local nickname for a type of cheese in a particular region?

If you could provide more context or details about where you encountered this term, I may be able to help you find the correct cheese.