Nutritional Facts 1/2 cup sauce with 1 tablespoon Parmesan (calculated without spaghetti) equals 156 calories, 8 g fat (3 g saturated fat), 34 mg cholesterol, 576 mg sodium, 7 g carbohydrate, 2 g fiber, 13 g protein. Diabetic Exchanges: 2 lean meat, 1 vegetable, 1/2 fat.