From Cooking Light. Serving size: 3 oz. beef, 3/4 c. onion mixture and 1/2 c. potatoes. Per serving: 342 calories, 9.5 g fat, 27.2 g protein, 34.4 g carb, 4.7 g fiber, 70 mg cholesterol. Have extra wine and chicken broth available in case you need to add more during the long cooking time.