Archive | alcohol

Alcohol Tolerance in Beer Yeast and BeerSmith 3

Some brewers don’t realize that beer yeast, like all yeast has a limited alcohol tolerance.  In fact many some beer yeasts reach their limit below 8% ABV which can be a real problem for high gravity beers.

Yeast Alcohol Tolerance

Yeast is a one cell living creature.  As such it can only reproduce and grow within certain conditions.  One of those conditions includes the presence of alcohol.  Each yeast strain has a limit, called the yeast’s “alcohol tolerance” that indicates the level at which yeast cells start to go dormant and stop fermenting.  By convention, the alcohol tolerance is expressed as a percent Alcohol by Volume (%ABV).  Most major yeast suppliers do provide alcohol tolerance numbers for their yeast strains, though you may have to dive deep into the spec sheet to find it.… Read More

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Excessive Alcohol in Homebrewed Beer – Off-Flavors

Brewery workshopSome home brewed beers can develop a flavor and aroma of excessive alcohol. This can very from a slight alcoholic warmth to strong alcohol that tastes like moonshine. This week we’ll explore the root cause of an alcoholic off-flavor.

Higher Order “Fusel” Alcohols

During normal fermentation, yeast cells consume sugars and produce alcohol (ethanol) as a byproduct.… Read More

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Low Calorie Beer Brewing Recipes at Home

beer_friendsWhile some commercial low calorie beers have a poor reputation with many brewers, you can brew your own low calorie beer at home in a wide variety of beer styles. For those of us looking to loose a few pounds or cut down on carbs, low calorie home brewing gives us a chance to be creative, cut down the calories and still enjoy our favorite beers.… Read More

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Counting Your Homebrewed Beer Calories – BeerSmith Quick Tip

Tips200In this very short video I show you how to use the Percent Alcohol tool in BeerSmith to find out how many calories are in your home brewed beer. You can get to the tool in BeerSmith from Tools->Percent Alcohol.

BeerSmith Quick Brewing and Software tips are some short 1-3 minute video clips I’ve put together for brewers.… Read More

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