What is Malolactic Fermentation?

Lactic acid bacteria responsible for converting malic acid to lactic acid during malolactic fermentation.
Creative Commons Photo by: GrahamColm

Malolactic fermentation is often associated with red wines and some Chardonnays. Specifically “buttery” Chardonnay. But what is it?

As the name implies it is a form of fermentation. Unlike a yeast fermentation, however, during malolactic fermentation no alcohol is produced.

Instead malic acid is converted into lactic acid by lactic acid bacteria. Clever name I know.

How Malolactic Fermentation Works

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