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Home / Wiki / Roasting / Freshly Roasted – Why the Roast Date Matters
Roasting · 4 min read

Freshly Roasted – Why the Roast Date Matters

With coffee, it’s not the best-before date that counts, but the roast date. Freshly roasted coffee tastes alive; coffee that’s too old tastes flat and tired. The difference is bigger than most people think.

Days after roasting → aroma
DAY 0–3still degassing
DAY 4–21best window
FROM ~6 WEEKSfading

Coffee degasses

Freshly roasted beans release CO₂ for days – this is called degassing. Right after roasting it’s so strong that extraction becomes uneven. That is why coffee often tastes best a few days after roasting, not immediately.

The good window

For most coffees the sweet spot lies roughly between the fourth day and the third or fourth week after roasting. After that it slowly loses aroma. Whole beans stay fresh far longer than ground coffee – which ages within minutes.

Storing it right

Cool, dry, dark and airtight – but not in the fridge, because of moisture and stray odours. And: grind only as much as you need right now. It’s the simplest lever for better coffee at home.

In short: The roast date beats the best-before date. Coffee tastes best a few days to a few weeks after roasting. Buy whole beans, grind fresh, store airtight.
Taste it

Where roasting happens fresh

Nº 01Die Quartier-RöstereiIn-house roastery Nº 08Die KaffeewerkstattFilter of the week Nº 20Der GeheimtippSaturday filter
Read next: What roast levels mean → ← Back to the Wiki
Wiki · RoastingUpdated July 2026MMXXVII
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