ACM 1.02 – How Much Is Bitter?

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Bitter Caffeine averages 1.2% of the total green (unroasted) bean weight arabica coffee and it tastes bitter. Caffeine is very resistant to the roasting process and undergoes minimal degradation. “There are only negligible losses of caffeine in the roasting process” (W. Heilmann, Coffee: Recent Developments) So considering a typical weight loss of a roast might be around 14% […]

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