What is a Sour Unit?

Our Sour Units© (SUs) are a measure of the level of acidity (and “sourness”) in a beer. During the sour-mashing stage of our beer production, we introduce wild cultures of bacteria into the wort and allow them to consume some of the sugars and produce acids. The dominant type of bacteria we select for is called…

Tiny Barrels. Wild Beers.

Blue Owl Brewing’s Tiny Barrel Program began more than a year ago with three discarded 13-gallon Garrison Brothers whiskey barrels. Currently, we’ve got about 250 gallons of barrel-aged beer at any given time, which is “tiny” compared to most barrel programs. With a program of this size, we are limited in our ability to blend…

Picture of Co-Owner Jeff Young

A Peek Inside Jeff’s Sour Head

What “Sour” Means to Blue Owl. A Look at 10 Sour Beers… and What’s Next I’m proud to say that we’ve made it through a whole brewing year and have explored the possibilities of what delving head-first into sour beers really means. We owe a huge thanks to everyone who has supported us, become fans, and been…