If coffee tastes bitter, sour, weak, or harsh, grind size is often the real issue—not the beans. Grind size controls extraction speed, which affects sweetness and balance.
Not sure which roast fits your brew method? Read our guide on how to choose the right roast for your setup.
The Big Idea
Finer grinds extract faster; coarser grinds extract slower. Adjust grind first before changing everything else.
Complent approach: Right grind first, then small adjustments.
Grind Size by Brew Method
- Drip: Medium — use the recipe here: The Perfect Drip Coffee Recipe
- French press: Coarse — use the recipe here: The Perfect French Press Recipe
- AeroPress: Medium-fine (clean) to Fine (espresso-style) — AeroPress Guide
If your coffee changes day to day even with the same grind, water may be the missing piece: Water Quality for Coffee.
Dialing in is easier with balanced roasts:
Medium to medium-dark stays sweet across grind adjustments.
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