We did another coffee storageGreen coffee can be stored much longer than roasted coffee: Roasted coffee starts to lose its aromatics in 10 days after roasting. Green coffee can be stored months... ...more test last week in the office. We wanted to test out some new small tins against our current storage options. The small tin, pictured below, holds about 55 grams at most. The idea is that after roasting coffee you would weigh out individual portions, enough for a batch of coffee from your brewing method of choice. The individual tins would cut down on oxygen exposure as you’re not opening a bag or container on a daily basis.
Ethiopia Chelelektu Yirga Cheffe was our test coffee, one we’ve really been enjoying in the office. We stored it a day after it was roasted for our subscription program for a total of 8 days in each container. None of the containers were opened during the storage period.
We used two of the new tins, one filled almost too full with 55 grams and other filled about ½ of the way full with 24 grams. We tested the two tin methods against an airscape and a ¼ lb valve bag, both containing 58 grams. We brewed up all four methods in our office technivormThe Technivorm is a Dutch-made electric drip brewer for the home that is known for it's good design, and good results. You can find them for sale on... ...more.
The definite favorite was the ¼ lb valve bag, with a nice sweetnessSweetness is an important positive quality in fine coffees, and is one of five basic tastes: Sour, Sweet, Salty, Bitter, Savory (Umami). In coffee, sweetness is a highly... ...more, lively, and free of any taints. It was an overall crowd pleaser, as about eight people from different parts of the business agreed it was best! A close second was the small tin filled ½ of the way full, as the coffee still had a bit of room to degas. The airscape and the full tin had less favorable reviews, being described as flat, stale, and a slightly metallic finishSimilar to aftertaste, but it refers to the impression as the coffee leaves the palate. Aftertaste is the sensations gathered after the coffee has left the mouth. We... ...more. The results reinforce that you should try to use your coffee in a timely fashion and store it in a way that will allow for degassingThe release of carbon dioxide from roasted coffee. Immediately after roasting, so much carbon dioxide degasses from the coffee, it prevents good brewing. : Degassing, or resting refers... ...more. We’re considering carrying the tins so be on the look out for them in the near future!
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