Coffee Knowledge
The how and why of good coffee, from bean to cup.
Coffee Knowledge
37 articles
The coffee to water ratio that fixes most bad home brewing
July 30, 2026The ratio sets how strong the coffee is. Everything else decides how it tastes.
Light, medium or dark roast: what coffee roast levels really mean
May 21, 2026Light, medium and dark roast change how coffee tastes, not how strong it is. Here is wh...
Coffee Bean Degassing: Why Day One After Roast Is the Worst to Brew
May 19, 2026Fresh roasted coffee needs time to release CO2 before it brews well. A practical guide ...
Q-grader coffee explained — how professionals are certified to taste
May 7, 2026Fewer than half of candidates pass the Q-grader certification on the first attempt. Her...
Coffee blooming explained — why pre-wetting makes a difference
May 3, 2026If your coffee grounds do not bubble when water hits them, your beans are telling you s...
Coffee oxidation explained — why beans go stale so fast
April 29, 2026Freshly roasted coffee is not at its best on day one — and it is already declining by w...
Coffee cupping explained — how professionals taste coffee
April 25, 2026The slurp is not rude — it is the most precise way to taste coffee that exists.
Coffee grind size explained — why it determines everything
April 21, 2026Same beans, different grind size — completely different result in your cup.
Water temperature coffee — how it shapes your cup
April 20, 2026Boiling water is the most common brewing mistake — and the easiest one to fix.
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