Nutritional Analysis: One serving (prepared with fat-free tortillas and reduced-fat cheddar cheese; calculated without salsa) equals 288 calories, 6 g fat (0 saturated fat), 19 mg cholesterol, 672 mg sodium, 41 g carbohydrate, 0 fiber, 18 g protein. Diabetic Exchanges: 2-1/2 starch, 1 meat, 1 vegetable.