In the last several years nutrition experts have raised awareness about the benefits of going meatless some of the time.  For committed carnivores this habit can sound impossible, but not if you decide to do it once or twice a week.  And now with textured soy and other meatless protein options like fish, beans and legumes and eggs and egg whites, as well as high protein pastas and grains like quinoa, there's a variety of non-meat options to choose from.  According to a recent study, swapping...