Nutritional Facts 1 cup soup with 1/4 cup rice and 1 tablespoon sour cream equals 273 calories, 5 g fat (1 g saturated fat), 5 mg cholesterol, 655 mg sodium, 45 g carbohydrate, 9 g fiber, 12 g protein. Diabetic Exchanges: 2-1/2 starch, 1 lean meat, 1 vegetable, 1/2 fat.