Nutritional Analysis: One enchilada (prepared with low-fat ham, fat-free flour tortillas, reduced-fat cheddar cheese, skim milk and egg substitute equivalent to 6 eggs) equals 236 calories, 4 g fat (0 saturated fat), 18 mg cholesterol, 791 mg sodium, 28 g carbohydrate, 0 fiber, 20 g protein. Diabetic Exchanges: 2 starch, 2 lean meat.