The origin and roasting of coffee: from beans to a cup of coffee

1. The Origin of Coffee

Coffee is a drink that originated in Africa, with its origins dating back to the 9th century BC. According to legend, a shepherd named Kaldi discovered the magical effects of coffee beans. He noticed that his sheep became unusually active after eating the berries of a certain plant. So Kaldi tried these berries and found that they also kept him awake and energetic.

2. Coffee bean picking and processing

Coffee beans are processed after being picked from coffee trees. First, farmers select coffee cherries that are at the right maturity to be picked. These cherries are then peeled open to reveal the kernel that contains two small seeds, or coffee beans.

3. Coffee Bean Roasting Process

Roasting is the process of heating green beans to a specific temperature to change their chemical properties and flavor characteristics. Different degrees and lengths of roasting will produce coffee with different tastes and aromas.

4. Coffee beans roasting degree classification

According to the degree of roasting, coffee beans can be divided into light roasting, medium roasting and dark roasting. Light roasting usually heats the coffee beans to a lower temperature, so that it retains more original flavor and acidity. Medium roasting makes the coffee beans darker and produces some delicious chocolate and nutty flavors. Dark roasting heats the coffee beans to a higher temperature to release the oil on its surface, producing a strong bitter taste and a sense of volume in the drink.

5. Grinding and brewing

Before enjoying a cup of fragrant coffee, you need to go through a fine grinding and brewing process. Depending on the different brewing methods (such as drip, French press, espresso, etc.), you need to choose the right coarseness of coffee powder, and control the water temperature, time and other parameters to achieve the best taste.

6. A cup of fragrant coffee

Ultimately, carefully roasted, ground and brewed coffee beans release a rich aroma and taste. A good cup of coffee can give people a rich fruity, chocolate or nutty flavor and bring a clear and pleasant experience.

7. Conclusion

From coffee beans to a cup of fragrant coffee, every link is crucial. Only by selecting high-quality raw beans, roasting them to the appropriate degree and length of time, and mastering the fine brewing techniques, can you taste truly delicious coffee.

The above is the content of the article about the origin and roasting process of coffee and how to make a cup of fragrant coffee.