Coffee must-know: Master these and become a coffee expert!

The origin of coffee

Coffee is a drink made from ground coffee beans that originated in Africa. According to legend, in the 9th century AD, a shepherd named Kaldi noticed that his flock became unusually active after eating a kind of red berry. So he tried the berry and found that it could keep people awake and energetic. Over time, people began to grind these berries into powder and brew them into a drink.

Different types of coffee beans

The two main types of coffee beans commonly found on the market are Arabica and Robusta. Arabica beans are produced in smaller quantities but are of higher quality, with characteristics such as aroma, moderate acidity and smooth taste, while Robusta beans are produced in larger quantities but are of relatively lower quality and have a more bitter taste.

How to choose high-quality coffee beans

When choosing high-quality coffee beans, you need to pay attention to the following aspects: first, look at the color. High-quality coffee beans have uniform color and no blemishes. Second, smell the smell. Good coffee beans have a rich aroma. Finally, try the taste. High-quality coffee beans are smooth and have a long aftertaste.

How to store coffee beans

In order to maintain the freshness and flavor of coffee beans, the correct storage method is very important. First, coffee beans should be stored in a sealed container in a cool, dry, and dark place. Second, avoid exposing them to air for too long, as air will deteriorate the coffee. Finally, it is not recommended to grind the coffee beans in advance, as freshly ground coffee tastes better.

How to brew a great cup of coffee

There are several steps to brewing a good cup of coffee: first, choose the right proportion and degree of grinding; then choose the water temperature that suits your taste preference and the equipment used; then pay attention to the brewing technique, and pour the water evenly and steadily on the coffee bed; finally, master the brewing time, as different coffee beans and tastes require different times.

How to taste coffee

Tasting coffee requires the use of the nose, tongue and eyes. First, smell the odor, take a deep breath with your nose, and try to identify the aroma; then taste the taste, slowly hold the coffee in your mouth, and pay attention to its flavor, acidity, bitterness and other characteristics; finally, observe the appearance. Good coffee should have a rich color and delicate foam.

Several common coffee making methods

In addition to the traditional drip brewing method, there are several other common production methods: Italian espresso uses high-pressure steam to pass through powder to make a concentrated liquid; the French press mixes the ground powder with water and filters it out through a filter; the hand-poured kettle requires manual control of factors such as the speed and angle of water injection to achieve the desired effect.

Nutritional Value of Coffee

Coffee is rich in antioxidants and multiple vitamins, such as vitamin B2, B3, and B5. Drinking coffee in moderation can also refresh the mind, improve memory, and enhance muscle endurance. However, drinking too much coffee may cause adverse reactions such as insomnia and palpitations, so be careful to drink in moderation.

Conclusion

Becoming a coffee connoisseur requires mastering the above knowledge and constantly trying and learning. By understanding the origin of coffee, choosing high-quality beans, properly storing and brewing good coffee, tasting its flavor and understanding its nutritional value, we can better enjoy this delicious drink.