With regard to the source control for recipes, I've been trying to get an StackExchange/Reddit sort of thing for recipes that includes some wiki editing off the ground for a year and a half. Haven't had much success, but working on version 3 in my spare time now. Maybe with a nicer design (a real logo) and a core written in Zend as opposed to Cake things will pick up speed more. Here's the current version: http://www…
Sadly, I don't have my website up yet since I had to make architectural decisions to accommodate massive data input for example.
You and me have the biggest problem: chicken and egg. :D
Tip: If you're going to use random recipes as frontpage, try not to show them without pictures as it makes your website looks incomplete/tacky.