![]() This past weekend, I bought a bag of Starbucks coffee from them. No wonder the coffee tasted rancid!īut let’s be fair to Giant Eagle. Now let’s talk about the coffee I got from the coffee bins at Giant Eagle: 1) they were not vacuum packed, but were exposed to any moisture in the air, 2) they were not stored in the dark, but were exposed to the fluorescent lighting of the store almost 24 hours a day. The more the roasted coffee is exposed to light, the more chance there is for it to go rancid. Use it within two weeks.Ī tin kept on your kitchen counter or in your pantry is a good place for coffee. Once you take the bag out of the freezer, let it come to room temperature. The only time storing coffee in the freezer may be ok is if it is vacuum packed and you plan to store it for a period of time. So don’t store coffee in the refrigerator. Light and oxygen in the air (with the help of enzymes in the coffee beans themselves), will oxidize coffee oils, making it rancid. ![]() Moisture in the air will provide the water that will make the coffee go rancid. ![]() This is why when storing roasted coffee, you want it in a dry and dark container. When coffee (or anything with oils) goes rancid, the coffee oils react with either water or oxygen. If anyone wants a more in depth and even scientific version of this, let me know. I’m going to make the topic of coffee going rancid short and sweet.
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