Under-Extraction vs. Over-Extraction: Coffee Science Explained
You pour your morning coffee, take a sip, and grimace. It’s either sour and weak, like lemonade gone wrong, or bitterly astringent, like chewing on burnt toast. This happens because of extraction—the process where hot water dissolves tasty compounds from coffee grounds. Under-extraction pulls too few flavors, so your cup tastes flat and underwhelming. Over-extraction … Read more