Refermentation

A renewed fermentation that occurs after a wine is considered finished or bottled.

<h2>What it means in wine</h2> <p>Unexpected refermentation can create spritz, cloudiness, pressure, off-aromas, or instability. It may happen when residual sugar and viable yeast remain.</p> <h2>Why it matters</h2> <p>Some wine styles are intentionally bottle-fermented; this entry concerns unintended refermentation unless stated otherwise.</p>