This site looks fantastic! Just needs a bit more content, looks like they haven't fully started yet..
www.HowToGarnish.com - Food Garnishing Tips and Decoration Ideas
Well, you could use some of the free content management systems available on web. I would recommend Joomla or Drupal. Good webhostings usually offer "one click" setup for such a thing. I am not allowed to post links, but try...
I would recommend one good steak site, but the forum doesn't allow me to post links. Anyway, try typing "steak garnish" into Google Images.. Many impressive presentations ;)