New species of cold-tolerant yeast could yield better lager

Yeast—it ferments our beer, leavens our bread, and is found virtually everywhere on earth. But despite the many thousands of yeast strains catalogued in collections around the world, it’s estimated that we’ve only identified perhaps as little as 10 percent of what exists in nature. Thanks to a group of researchers at the University of Manchester, … [ Read more]

How yeast works: A layperson’s guide to saccharomyces

Barley, wheat, rye, hop cones, and hop pellets all have immediately tangible, readily identifiable qualities. You can inspect a jar of these raw materials on a brewery tour and instantly get a good idea of what and how they contribute to your beer. Yeast, on the other hand, is mysterious and intangible. While the brewer … [ Read more]

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Boom Island: Fermenting Straight From the Source

By Jeremy Zoss Is yeast the most underappreciated ingredient in beer brewing? Kevin Welch thinks so. The founder of Boom Island Brewing knows a thing or two about the subject. Before founding his brewery, Welch spent time traveling around Belgium and brewing at 13 of country’s most innovative breweries. When he returned, he brought back … [ Read more]

The Art of Fermentation: Fermented Foods with Sandor Katz

Bringing Anerobic Metabolism to the Masses By John Garland Most beer drinkers have some understanding of fermentation. They know that carefully selected microbes work to transform hop-flavored sugar water into the brews we know and love. Fermentation is when the magic happens, when carbohydrates become ethyl alcohol and carbon dioxide. But alcohol isn’t the only … [ Read more]

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Yeast and Fermentation

By Dave Hoops In this edition of Deep Thoughts with Dave Hoops, we look at the most magical part of brewing beer: Yeast and fermentation. My name is Dave Hoops, Master Brewer at Fitger’s Brewhouse in Duluth, Minnesota. Webster’s defines fermentation as “a change brought about by a ferment, as yeast enzymes, which convert grain … [ Read more]

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Homebrew Recipe: Saison Classic

Brewer, author, gastronome, and beer critic Garrett Oliver said, “[I]f I were forced to choose one style to drink with every meal for the rest of my life, saison would have to be it.” It’s one of my favorites too, and one of the most fascinating families of beer to brew and taste. Saison is arguably the … [ Read more]