Sensory Impact of Various Compounds in Hard Cider

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Sensory Impact of Compounds in Hard Cider Have you ever wondered how the level of certain compounds can impact the sensory perception of others? Okay, we all know I’m an apple geek so stick with me. Hard cider is generally a balance of sweet, sour, astringency, and bitterness. You can add aroma and we can … Continue reading Sensory Impact of Various Compounds in Hard Cider

Yeast Impact on Sugar and Acids

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Yeast impact on residual sugar and acid in cider. While the research by M. Lorenzini and associates was done to assess the impact of yeast on volatile compounds in hard cider(1), I found it interesting for another reason. As part of the study, they noted the amount of ethanol each yeast produced and the corresponding … Continue reading Yeast Impact on Sugar and Acids

Bacteria and Hard Cider – It’s not all bad.

Bacteria & Hard Cider

When someone says bacteria, we generally have a negative reaction. Bacteria is a bad thing, right? We want to kill it to keep us from getting sick. However, not all bacteria is bad and especially when you are fermenting hard cider. Lactic Acid Bacteria, commonly called LAB, is the under-appreciated and often abused element in … Continue reading Bacteria and Hard Cider – It’s not all bad.

The Impact of Malolactic Fermentation on Specific Gravity

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The impact of MLF on Specific Gravity Malolactic Fermentation, also known as MLF, is the conversion of malic acid to lactic acid by lactic acid bacteria, known as LAB. It was mistakenly called fermentation because of the decarboxylation that occurs in the process. While we tend to think specific gravity measures the sugar in your … Continue reading The Impact of Malolactic Fermentation on Specific Gravity

Common Acids in Hard Cider

Apples and Acids: The common acids in hard cider

Apple and pear juice contain a variety of organic acids. Even sweet apples with high pH like Red Delicious and Ambrosia are still acidic. They won’t contain the same quantity as a tart and sharp Granny Smith or bittersharp cider apple, but they contribute to the hard cider flavors. When I assess apples for hard … Continue reading Common Acids in Hard Cider

Hard Cider Tip #14: pH and Acid

Hard Cider: pH versus Total Acid

Are pH and acid the same? Is one more important than the other? Why should you even care? For the craft home hard cider maker, your pH is the most important of the two measurements. That’s because it lets you know whether your juice and cider are more susceptible to spoilage. Bacteria won’t live well … Continue reading Hard Cider Tip #14: pH and Acid