The Brew Blog

Fresh coffee tastes better — but what does "fresh" mean? Learn how to buy, store, and brew at peak freshness, and why roast date is the only number that matters.

How long does roasted coffee stay fresh? The honest answer: 3–30 days at peak, 60+ days and it's stale. Here's what changes week by week, and why.

Storing coffee correctly will not make stale beans taste fresh. It will, however, slow the staling of fresh beans by a significant margin.

A bean roasted yesterday usually tastes worse than the same bean roasted four days ago. The reason is degassing.

Should you freeze coffee beans? Yes, if you do it right. Here's what the science actually says about freezing coffee — and how most people get it wrong.

Whole bean or pre-ground? Get this one right and the rest of your setup has a chance. Get it wrong and nothing else matters.