“Cheese” says singularity. It is uniform; it causes one to think all cheese is one in the same. Irreverent, and plain. Fine for those bags of pre-shredded dairy by-product.
“Cheeses” denotes quality: it evokes the thought that there is more to life than cheddar. It tells of diversity, and a multitude of selection. This is classy: used for things like Asiago and Fontina and Mascarpone.
Montepierre’s Fine Cheeses
We must ask ourselves: which sounds more inviting?
The difference one letter can make is astronomical.