Naked eye observation as one of the methods to determine the roasting degree of coffee beans is very limited when used alone. If it is supplemented by the judgment of burst sound and the discrimination of fragrance, quite accurate results can be obtained. But the world of coffee is full of surprises and rarely conventional, and explosive Sumatra is often mistaken for urban baking. On the other hand, the color of some coffee beans after roasting will look better than that of actual roasting.
2014-11-17 Coffee knowledge coffee knowledge coffee roastingNaked eye observation as one of the methods to determine the roasting degree of coffee beans is very limited when used alone. If it is supplemented by the judgment of burst sound and the discrimination of fragrance, quite accurate results can be obtained. But the world of coffee is full of surprises and rarely conventional, and explosive Sumatra is often mistaken for urban baking. On the other hand, the color of some coffee beans after roasting will look better than that of actual roasting.
2015-09-10 Coffee beans roasting picture and text description raw beans different degrees changes coffee beansWatching the coffee bulge, moist, exhaust and emit a charming fragrance under the hot water, and finally filter out a perfect cup of coffee, this process is really wonderful. Photo source: before that, food.imoshan.com used the simplest words to popularize the common sense of coffee. 90% of the cafes you see on the market actually drink espresso, that kind of machine.
2015-11-03 How at home a cup forced hand brewed coffeeCoffee is well known as a drink, and it is said to have occurred more than a thousand years ago when a shepherd discovered that his sheep became very excited after eating a plant. There is no way to verify this claim. But it wasn't until the 11th century that people started brewing coffee with water as a drink. Coffee beans must be peeled, dried, roasted, ground and cooked before they can be made into beverages for people to drink
2015-12-07 single item coffee industry analysis history development trajectory