Named for where they originate, the Campania region of southern Italy above the “toe” of the “boot”. San Marzano tomatoes originate from the small town of San Marzano sul Sarno, near Naples, Italy. First grown in volcanic soil in the shadow of Mount Vesuvius, gives the tomato its distinct richness and depth of flavor. With a long and celebrated history as the absolute best plum tomato for sauce and pizza. San Marzano tomatoes are thinner with a pointier end than Roma tomatoes. This famous variety was developed from traditional breeding of three Italian tomatoes in the late 1800s; the King Umberto, Fiaschella and the Fiascone.