USDA Organic. 100% natural. Certified Organic by California Certified Organic Farmers. Each 1/2 cup of Prego Organic Tomato & Basil sauce is more than a serving of vegetables (Did you know? Each serving of Prego sauce gives you more than 1/2 cup of vegetables. USDA My Pyramid recommends two 1/2 cups of vegetables a day for a 2000 calorie diet.). Heart Smart (While many factors affect heart disease, diets low in saturated fat and cholesterol may reduce the risk of this disease).