Do You Really Need a Coffee Grinder? — Buying Coffee Maker

One of the most asked questions; do I really need a grinder at home? What happens if I use ground coffee? Does ground coffee stay fresh? Let’s deep dive into this crazy confusing meme

1- Oxigen

The enemy of coffee is oxygen. For this reason, the unused coffee should be left in its pack without being ground, in the form of beans, and in an air-valved ziplock pack. Although the green beans can survive longer, after roasting, the protective shell (pulp) decomposes from the bean and oxygen starts to act faster.


Originally published at on August 8, 2021.