Under Extraction | Wiki Coffee

Under extraction is a common pitfall for home baristas and even professionals, often stemming from issues with grind size, water temperature, brew time, or coffee-to-water ratio. Understanding the causes and symptoms of under extraction is crucial for achieving a balanced and delicious cup, moving beyond the initial 'sour shock' to unlock the full flavor potential of coffee beans. The pursuit of a perfectly extracted shot or brew is a continuous journey for many in the coffee community, with under extraction serving as a constant, albeit frustrating, teacher.