When you ask what yeast is in wine, you’re really asking what transforms grape juice into an alcoholic beverage with complex aromas. The direct answer is that yeast is the microscopic, single-celled fungi responsible for converting the natural sugars in grape must (crushed grapes and juice) into alcohol and carbon dioxide. Without yeast, there would […]
Forget the grape for a moment; when it comes to defining a wine’s character and ensuring its quality, the specific yeast strain used is often the single most important factor. The winner isn’t some romantic notion of ‘wild’ fermentation, but rather the highly selected, purpose-engineered strains of Saccharomyces cerevisiae that give winemakers precise control over […]
Winemaking Yeasts: The Strains That Actually Deliver Results Most people looking into winemaking yeasts often make the mistake of overthinking “natural” or underestimating the precision required for consistent results. The truth is, for high-quality wine that reliably highlights your grapes, the most trustworthy choice isn’t some elusive wild strain, but a well-understood commercial Saccharomyces cerevisiae. […]