Learn how to read an espresso puck for clues about channeling, uneven distribution, dose problems, and extraction flow. This practical guide explains...
An espresso dosing funnel keeps coffee grounds inside the portafilter basket for cleaner, more consistent dosing. Learn when a funnel helps, how...
Wondering why your home espresso tastes different from café coffee? Learn how water quality, bean freshness, dose, grind, yield, temperature consistency, and...
Wondering whether a puck screen improves espresso? Learn what a puck screen actually does, how it affects water distribution and group-head cleanliness,...
Learn how to use a salami shot to taste espresso extraction in separate stages. This practical espresso dialing-in drill helps you identify...
Extraction · September 09, 2026
Espresso requires a fine grind because pressurized water has only a short time to extract flavor. Fine particles provide sufficient surface area...
coffee brewing methods · September 09, 2026
Longer extraction does not automatically ruin espresso, but continuing beyond a coffee’s ideal yield can shift the cup from balanced and sweet...
Discover how a bottomless portafilter helps you see espresso extraction in real time. Learn to identify channeling, uneven flow, grind and dose...
Learn the differences between a latte, cappuccino, and flat white—from espresso-to-milk ratios and cup sizes to microfoam texture and steaming technique. Use...
Pressure profiling varies pressure throughout an espresso shot to improve extraction, but full profiling equipment can be expensive and is not essential...
Discover the best espresso accessories under $50, from WDT tools and tampers to dosing cups and cleaning essentials. Learn which upgrades improve...
Light-roast espresso turns sour when it is under-extracted, and the path from sour to sweet is a three-lever dial-in: grind, temperature, and...
