You could get a 6 oz sirloin steak with a plain baked potato and a side salad. If you choose something richer, immediately cut it in half and only eat half of it. Take the rest home for lunch the next day. Some of their dinner salads look good too - just watch out for the high calorie toppings like cheese, bacon and dressing.
This article might help you too. www.sparkpeople.com/resource/nutrition_art