This is a 'free' way to cook year round.
You can make the simplest foods such as beans and the (seemingly) most difficult such as bread.
here is a post with a few ideas to get started with on building your own.
http://linedwithpearl.blogspot.com/2009/03/solar-oven-will-update-post-later.html
There are also commercially made ovens, I receive emails occasionally from a group that does discounted group orders. Let me know if you are interested. email santan2can at gmail .com
2 days ago