Posted by Paul (in NY) [12.64.152.193] on Thursday, November 14, 2013 at 21:04:27 :
In Reply to: Re: "passivating" stainless steel- citric acid!. posted by derek [68.122.14.94] on Thursday, November 14, 2013 at 20:58:21 :
Its also called Sour Salt. I use it in my Sourdough bread starter to give a little zing
Paul
Follow Ups: