Apparently since Google Recipes has standardized the way recipes are indexed by search engines there are now a wealth of new plugins that have popped up to help recipe bloggers enter their recipes and display them.
I used to recommend Lester Chans’ Wp-Print plugin. to allow users to seperate their recipe from their post. Eventually I began recommending the Print this plugin. (at wordpress.org)Which allows the author to select sections of the post to wrap in print only shortcodes. (see bel0w)
There is the ‘Print the Plugin’
However the New Recipe Plugins allow users to enter the recipies in a form and it get displayed with the correct meta data as well :
(I am going to update this list later with plus and minuses)