Been browsing the net and came across these sites.
1/ Bariatric Foodie - Play with your Food : http://bariatricfoodie.blogspot.com/
2/ Stalls and Plateaus, full of great information : http://www.obesityhelp.com/member/carmelita/blog/tag/stalls+and+plateaus/
plus there are more great links in this article.
Enjoy
Tash