The world of wine is built on age-old traditions — best practices and standards passed down through generations of winemakers in France, Italy and the U.S. But Ervin Machado, founder of Prosecco Zero, knew it was time to shake things up.

As a seasoned sommelier and judge in the American Fine Wine Competition, Machado estimates he’s tasted “thousands and thousands of wines,” pinpointing the flaws and imperfections of each well-intentioned blend.