First hit on google for "recipe sharing": http://www.bakespace.com/ http://www.bakespace.com/ "BakeSpace combines the functionality of a traditional online re

First hit on google for "recipe sharing": http://www.bakespace.com/ http://www.bakespace.com/ "BakeSpace combines the functionality of a traditional online recipe database, utility of an online food forum/blog and the fun of an online social network with a unique "recipe swap" platform."