100 Basic Questions about Coffee: Learn the Basics of Coffee from Scratch

The origin and history of coffee

Coffee is a drink made from ground coffee beans that originated in Ethiopia, Africa. According to legend, in the 9th century AD, a shepherd found that his flock was full of energy after eating a certain plant fruit. So he tried eating the fruit and found that it could keep people awake and energetic. Over time, people began to grind these fruits into powder and brew them for drinking.

Classification of coffee beans

The two main types of coffee beans commonly found on the market are Arabica and Robusta. Arabica beans have a more delicate taste and rich aroma and are generally considered to be of higher quality, while Robusta beans have a stronger bitter taste and a higher caffeine content.

How to choose high-quality coffee beans

When purchasing high-quality coffee beans, you need to pay attention to the following aspects: first, choose beans that are relatively fresh, which can be judged by observing the production date on the package; secondly, pay attention to the origin and variety of the coffee beans, as coffee beans from different regions and varieties have different flavors; finally, pay attention to the degree of roasting. Generally speaking, medium roasting can retain the original flavor of the coffee beans.

How to grind coffee

To preserve the freshness and taste of the coffee, you need to grind the coffee beans before brewing. Choosing the right grind is key. For drip brewing, a medium grind is best, while for espresso machines, a finer grind is needed.

Common brewing methods

1. Drip type: Pour water into the filter and evenly soak all the coffee powder. Then slowly pour the remaining water into the filter to complete the brewing.
2. French Press: Pour boiling water into the French Press and stir gently. After about 4 minutes, slowly press the lever to allow the coffee to flow out of the filter.
3. Espresso: Fill the filter basket with ground coffee and press it firmly. Then insert the filter basket into the coffee machine and start the brewing process.

How to Taste Coffee

When tasting coffee, you need to pay attention to the following steps: first, you need to smell the aroma of the coffee to determine whether it has a strong fragrance; then you need to take small sips to feel its texture and taste; finally, you can savor it and keep it in your mouth for a while to experience the aftertaste.

FAQ

1. Which roasting level is better?
Different people have different preferences for the degree of roasting. Light roasting retains more of the original flavor, while dark roasting brings a stronger bitterness and cocoa flavor.

2. How to store coffee beans?
The best way to store is to put the unopened package in a sealed container in a cool, dry place. The opened coffee beans should be used as soon as possible and avoid exposure to air.

3. What are the effects of high caffeine levels?
Caffeine is a stimulant. Excessive intake may cause insomnia, palpitations and other discomfort. It is recommended to drink in moderation and adjust the intake according to personal circumstances.

4. Can coffee help you stay awake?
The caffeine in coffee stimulates the central nervous system, helping to boost alertness and alertness, but over-reliance on coffee can lead to tolerance to its effects.

Conclusion

The above is the basic knowledge analysis about coffee. By understanding the origin and history, bean classification, purchase tips, grinding methods and common brewing methods, I believe you have a deeper understanding of coffee. Remember, while enjoying the delicious taste, you should also pay attention to drinking in moderation.