Zanetti Parmigiano Reggiano also called Parmesans (in English), is the King of Parmesans, one of Italy's finest products. Cheese produced only in the provinces of Parma, Reggio Emilia, Modena, and Bologna to the west of the Reno River and Mantua to the east of the Po River is assigned the D.O.P tag. With its rich, nutty taste and distinctive aroma, it is used by the finest chefs in food preparation.