10 Common Coffee Brewing Mistakes

October 25, 2026 · Al-Aqeeq Team

Quick answerThe most common brewing mistakes are using stale or pre-ground coffee, the wrong grind size, guessing the ratio instead of weighing, water that is too hot or too cool, and dirty equipment. Fix these and almost any coffee tastes better.

The 10 mistakes

  1. Stale beans
  2. Grinding too early
  3. Wrong grind for the method
  4. Not measuring
  5. Boiling water (aim 93-96°C / 200°F)
  6. Poor-tasting water
  7. Skipping the bloom
  8. Brewing too long or short
  9. Dirty equipment
  10. Storing beans in the fridge

See our brewing guides for each method.

Frequently asked questions

The single biggest fix?

Fresh beans ground just before brewing.

Do I need a scale?

It helps a lot for consistency.

Filtered water?

Yes, if your tap tastes of chlorine.

Start with fresh beans: shop Al-Aqeeq.

BrewingMistakesTips

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