Pizza estimated that annual production of pizza cheese was in the U.S. and in Europe. Authentic Neapolitan pizza ("pizza napoletana") is made with San Marzano tomatoes, grown on the volcanic plains south of Mount Vesuvius, and mozzarella di bufala Campana, made with milk from water buffalo raised in the marshlands of Campania and Lazio. This mozzarella is protected with its own European protected designation of origin. Other traditional pizzas include "pizza alla marinara", which is topped with marinara sauce and is supposedly the most ancient tomato-topped pizza, pizza capricciosa, which is prepared with mozzarella cheese, baked ham, mushroom, artichoke and tomato,
San Marzano Oliveto San Marzano Oliveto San Marzano Oliveto is a "comune" (municipality) in the Province of Asti in the Italian region Piedmont, located about southeast of Turin and about southeast of Asti. San Marzano Oliveto is located in a panoramic position above sea level. It is easily visible from the SS6 road that runs from Canelli to Asti. San Marzano was named after St. Marcian of Tortona, the first Bishop of Tortona (or perhaps a bishop of Ravenna), who was martyred in 2nd century by the Roman emperor Hadrian. The suffix "Oliveto" was added in 1862 because olives were said to have