Nutritional Analysis: One serving (prepared with no-salt-added diced tomatoes and without cheese and sour cream) equals 210 calories, 2 g fat (0 saturated fat), 0 cholesterol, 576 mg sodium, 42 g carbohydrate, 10 g fiber, 10 g protein. Diabetic Exchanges: 2-1/2 starch, 1 vegetable.