Coffee goes stale fast. Here's how to keep beans fresh as long as possible.
1. Air (Oxygen): Oxidizes coffee, makes it taste flat and stale.
2. Light: Degrades coffee compounds, especially in clear containers.
3. Heat: Speeds up staling process. Room temp or cooler is best.
4. Moisture: Creates mold, destroys flavor immediately.
Short-term (1-2 weeks):
Long-term (2-4 weeks):
Freezing is controversial. Problems: condensation when thawing, absorbs freezer odors, ice crystals damage cell structure. Only freeze if buying in bulk - portion into airtight bags, freeze once, thaw once, never refreeze.
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