How to Make a Perfect Espresso According to a WBC Champion Judge

Published: Oct 23, 2026 Author: World Gafei Last Updated: Oct/23/2026 149 views

World Barista Championship 2009 winner Gwylim shares his exact approach to crafting great espresso, from water ratios to machine cleanliness.

What makes an espresso truly great? That’s the question trainers and baristas everywhere want answered—especially when the person answering once won the World Barista Championship and now trains champions himself. Gwylim, the 2009 WBC champion and current head judge for World Coffee Events, runs a renowned coffee academy near Prague and co-founded Prufrock Coffee. In this interview with the Chongqing Barista Training School, he breaks down everything that goes into crafting the perfect shot.

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