http://www.thestreet.com/story/11012915/17/cellulose-wood-pulp-never-tasted-so-good.html
McD's been doing it for a long time.
It's why you can take a Mickey D's hamburger, throw it in a cabinet, come back 10 years or so later, and it looks the same.
Right on Dras:
http://www.youtube.com/watch?v=4IGtDPG4UfI
If she has that hamburger, it is now 8 years old.