If you've ever had a vegetarian at your Thanksgiving dinner you know the drill: when the turkey comes to the table so does the tofurkey -- that rotund, strange, turkey alternative. While it may not appeal to the masses, meat alternatives such as tofu and seitan are good for the environment and may be necessary when the demand for meat outstrips the production of livestock, according to a new video (above) released by the American Chemical Society on Monday. What are food chemists and other scientists doing to make fake meat taste as good as the real thing? Just watch the video to find out.