Cial San Marzano tomatoes are grown and packed according to the rigid standards governing the growth and production of true San Marzano tomatoes and wear the D.O.P. label. Prized for their meaty texture, these exceptional canned tomatoes come to us straight from the town of San Marzano in Naples, Italy. The volcanic soil around Mount Vesuvius produces a tomato with very thick flesh, few seeds and a strong, sweet, low acid flavor. Packed without additives of any kind and produced where they are grown.