Cider Question: Can I use expired yeast?

Can you use expired yeast?

Do you have a packet of yeast where the expiration date has passed? Maybe you harvested some yeast from last season’s batch of hard cider but it has been sitting in the refrigerator ever since. Is this yeast dead and unusable or could it still be viable? The quick answer is that you can still … Continue reading Cider Question: Can I use expired yeast?

The Overview: Lactic Acid Bacteria

Lactic Acid Bacteria

In other articles, I described how the apples and yeast you use are the two most important elements in defining the quality of your hard cider. However, there is another component that might be equally as important but it’s often overlooked in most cider books and discussions. My hypothesis is that this is because most … Continue reading The Overview: Lactic Acid Bacteria

Cider Question: Are some crabapples poisonous?

Are crabapples poisonous?

Often the answer to common questions about hard cider and the cider making process is that it depends. For this question, I can firmly say the answer is no. Crabapples are not poisonous. You may be wondering why this is even a question. Growing up, I believed they were poisonous. We were told not to … Continue reading Cider Question: Are some crabapples poisonous?

The Shop: Cider Yeast

Cider Yeast Shop

(UPDATE: Sep 25, 2025) We decided to explore Europe for a while but are now firmly back in Southern Arizona in the United States. What that means is that I am now able to ship Cider Yeast to those living in the contiguous 48 states. Sorry to those in other locations, I have explored shipping … Continue reading The Shop: Cider Yeast

Volatile Acidity Versus Vinegar

Is it volatile acidity or vinegar?

Languages often have multiple words that can mean the same thing. They also have words that can mean many different things depending on the context or situation in which they are used. Saying it is chilly, cool, or brisk this morning basically means the same thing. You might want a jacket. The temperature is low. … Continue reading Volatile Acidity Versus Vinegar

Cider Facts: Sugar and Acetic Acid

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Sugars impact on acetic acid production in wine. Did you know that the amount of sugar in your juice can impact the amount of acetic acid produced. As noted in the Handbook on Enology(1), wines with higher specific gravity produced more acetic acid when fermented with Saccharomyces cerevisiae yeasts. As shown in the above chart, … Continue reading Cider Facts: Sugar and Acetic Acid

Cider Question: What is the best yeast to use for making cider?

Cider Yeast

It seems like a simple question, but it’s really one of the most difficult to answer.  Rarely is this question answered properly.  More commonly, a quick answer is provided.  That quick answer can be complex, like use this yeast for fruity flavors and this yeast for phenolic flavors.  The quick response can also be simple, … Continue reading Cider Question: What is the best yeast to use for making cider?

Non-Saccharomyces Yeast: Zygoscharromyces rouxii Results

Zygosaccharomyces rouxii Test Results

Last season, I obtained some additional non-Saccharomyces yeast samples from the USDA-ARS Culture Collection (NRRL), which is based in Illinois. In this batch, I received two strains of Zygosaccharomyces rouxii yeast (Y-229 and Y-1294), which is a species that was positively noted in various research papers. For reference, Y-229 was found in grape must in … Continue reading Non-Saccharomyces Yeast: Zygoscharromyces rouxii Results

Exploring Prickly Cider: Tips

Tips for Making Cider

Have you spent time exploring PricklyCider.com? Not just reading the latest article but looking at the various pages. There are a lot of articles (I have over 300 and counting). I realize that this can make it a little challenging to find the article or topic you are seeking. One option is to use the … Continue reading Exploring Prickly Cider: Tips

Cider Words: Chemoorganotroph

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Chemoorganotroph: Creating energy from organic compounds. You must wonder where I find some of my cider words, especially a word like chemoorganotroph. It sounds made up, but I promise that it’s not. I was reading the Handbook of Enology Volume 1 (1), when I came across this gem of a word. The book highlighted how … Continue reading Cider Words: Chemoorganotroph