I've been wanting to cook a Thanksgiving turducken, but didn't want to mail order it. Lucky me -- I found out that 4505 Meats is making them. They are even making a turducken jr., described as more of a roulade, which is a more manageable size for my needs.
http://www.4505meats.com/fmStore/list... Scroll down past the pastured pork to find the turduckens.
1 Ferry Building, San Francisco, CA 94111, CA