Rao's Homemade - Bringing the Extraordinary Home. Based upon the simplicity of traditional southern Italian Cooking, Rao's recipes have been passed down from generation to generation. Rao's Homemade Marinara sauce is the same, critically acclaimed recipe that is served at Rao's Restaurant. Since 1896, Rao's Restaurant has been a legacy of home-style Italian food. The Rao's kitchen has been long praised by its patrons, celebrities and food critics worldwide. Ingredients: Imported Italian Tomatoes, Imported Italian Olive Oil, Fresh Onions, salt, fresh garlic, fresh basil, black pepper and oregano.