Pecorino Gran Riserva Busti is an Italian cheese crafted by Busti Formaggi S.p. A., a well-known cheese producer. This particular cheese is a type of aged Pecorino, which is made from sheep's milk. The aging process for Pecorino Gran Riserva Busti typically extends for a period of over 20 months, which contributes to its rich flavour and granular texture.

It is known for its sharp, intense taste that characterizes aged Pecorino cheeses. This product often features a hard rind and a firm, dry interior, making it ideal for grating over dishes or serving as a part of a sophisticated cheese platter.