On Dec 13, 7:56*pm, Mark A.Meggs > wrote:
> Check out the technique on page 30 of the February Cook's Illustrated.
>
> Repeated layers of flaxseed oil (AKA linseed oil) exposed to high
> temperatures for prolonged time yields a surface that can survive a
> dishwasher.

Only an idiot puts his cast iron into the dishwasher.
>
> - Mark

--Bryan