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Malolactic Fermentation Explained | Malolactic Fermentation Bacteria | Neal Ewing, SommelierQA.com

What is Malolactic Fermentation?

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Malolactic fermentation is a winemaking process by which certain bacteria convert sharp malic (apple) acid, found naturally in wine, to less sour lactic (milk) acid. Since malic acid remaining in red wines can make their tannins taste harsher, this softening is desired for almost all red wines. It also ..