Since 1950. Imported. San Marzano Style Tomatoes: Grown from San Marzano style seeds in the Naples region of Italy, our tomatoes are sun-ripened in the lush volcanic soil of nearby Mt. Vesuvius. These beloved Italian tomatoes are packed fresh and hand-harvested, boasting a vibrant red hue and a brilliantly sweet tomato flavor. An easy-to-love pantry staple, DeLallo Tomatoes offer a tender but meaty texture making them perfect for authentic pasta sauces, pizza, soups, seafood and braised meats.