How to Make a Sour Mash

Have you heard about LOX-less (or LOX-null) malts? Neither had we . . . lucky for us, columnist Colin Kaminski breaks down the details of this relatively new line of malts.

As any all-grain brewer knows, a mash is a mixture of hot water and grain. A “sour mash” is a mash that has acid-producing bacteria in it. Most people associate the term