How Low Can You Go?

I tend to get caught up on certain cook book authors, and for the past month it has been all about Heston Blumenthal. Head chef at the Fat Duck in the U.K., his cookbook In Search of Perfection has been fostering idea after crazy idea.  In a Serious Eats article, we wrote about cooking a pizza on the bottom of a cast iron skillet , to great success.  The best part is that his mad-...