Tuesday, September 8, 2026 · Leading English Source for Global Coffee Industry

Coffee Knowledge

Latest articles, industry insights and brewing guides

Chemex American bubble pot coffee pot makes good coffee

Chemex American bubble pot coffee pot makes good coffee

The American follicle pot is a coffee pot invented in the United States by Dr. Peter J.Schlumbohm, who was born in Germany in 1941. Its design and particularity are recognized, not only selected as one of the top 100 Illinois Institute of Technology modern products, but also displayed by MoMa in New York as a permanent collection of Smithsonian and the Philadelphia Museum of Art.

Ten small ways to store coffee to buy coffee

Ten small ways to store coffee to buy coffee

Coffee spoils very quickly after roasting. Once the aroma is gone, the coffee is completely stale. Roasted coffee deteriorates much faster than fried tea. Oxygen, moist air and sunlight can cause the taste and aroma of coffee to disappear instantly, so the coffee grinder used in the coffee shop is sealed, and the barista should always make sure the lid is covered.

Coffee grinder selection Coffee equipment selection

Coffee grinder selection Coffee equipment selection

Grinders are more important than coffee machines, and players recommend choosing a saw grinder because it grinds coffee evenly and quickly. When choosing to buy a grinder, you should pay attention to its power, usually between 70 watts and 150 watts, the higher the better, the higher the power of the grinder, the faster the grinding speed, the shorter the time for coffee powder to stay between the serrations, and the more able to grind low temperature coffee.

4C Coffee Certification, the certification body of boutique coffee beans

4C Coffee Certification, the certification body of boutique coffee beans

4C certification is a widely accepted management rule in the world, which involves the sustainable development of coffee cultivation, production, processing and other aspects of the supply chain, including social, environmental and economic principles. Coffee practitioners are required to protect biodiversity, protect all kinds of national endangered animals and plants, correctly use and handle pesticides and other chemicals, protect the natural environment and

Coffee steps made by AeroPress Coffee Common sense

Coffee steps made by AeroPress Coffee Common sense

The structure of the AeroPress is simple: two plastic cylinders are combined into a syringe. Put the broken coffee powder into the cylinder, pour into the hot water, and place the AeroPress on the cup. Next, you need to press hard on the upper cylinder, and the pressure causes the coffee to be squeezed out and into the cup. Finally, what is left at the bottom of the cylinder is dry, flat coffee grounds, which makes it easy to

The use of expired coffee powder by growing flowers with coffee grounds

The use of expired coffee powder by growing flowers with coffee grounds

For the use of coffee grounds, for flower lovers, flower cultivation is the most suitable, but for coffee grounds flower lovers have tried but failed, so how to make coffee grounds fertilizer can be absorbed by plants? First, let's look at the benefits of coffee grounds fertilizer: coffee grounds contain a lot of nitride, which is very suitable for plants that like acidic soil, so coffee grounds are used as fertilizer.

What are the characteristics of Campbell blue coffee to make a delicious cup of Campbell blue coffee

What are the characteristics of Campbell blue coffee to make a delicious cup of Campbell blue coffee

Campbell Blue Coffee is one of the Italian coffee varieties, on a par with Machiatto. The English name is Con Panna, Espresso Con Panna in Italian, Con is stirred, Panna is whipped cream, Campbell blue means espresso with whipped cream. The practice of Herbalife Blue Coffee adds the right amount to the Italian Espresso espresso.

The interpretation of the ingredients of fine coffee makes you know more about coffee.

The interpretation of the ingredients of fine coffee makes you know more about coffee.

Tannic acid: after extraction, tannin will turn into a yellowish powder, which can easily blend into water. After boiling, it will decompose and produce pyrosylic acid, which will make the coffee taste worse. If the coffee is soaked and left for several hours, the color of the coffee will become stronger than when it was just soaked, and it is not tasty enough, so there is a saying that it is best to finish it as soon as possible. Fat: the fat in coffee, in flavor.

The qualities that a qualified barista should possess

The qualities that a qualified barista should possess

1, do all the preparatory work before business; 2, debug a cup of espresso before business every day, adjust the bean grinder and coffee machine, so that the machine is in the best condition; 3, keep the bar clean and tidy, return to the position in time after using the utensils; 4, insist on doing your best with a cup of espresso and fall in love with your espresso; 5. Keep in a good mood every day and inject it

Learn coffee, starting from understanding the three coffee waves

Learn coffee, starting from understanding the three coffee waves

At first, it was the delicious three-in-one instant coffee, and then it changed to the fancy coffee represented by Starbucks. Now, more and more people are beginning to accept drinking black coffee without sugar and milk to taste the pure flavor of the beans themselves. The first wave of coffee arose from instant coffee, represented by Nestl é and Maxwell, which tasted delicious and fragrant.

What is a

What is a "coffee nose" baristas must bring items

LE Nez Du Cafe coffee nose is similar to alcohol nose Le Nez Du Vin, which is a group of coffee aroma bottles and a sharp weapon for coffee lovers to train their sense of smell. Baristas, coffee roasters and coffee quality appraisers (Q-grader) all use coffee noses to train their sense of smell, and the specific understanding and memory of the smell should be determined according to personal experience. Will

On the function of Powder Press on Powder Hammer

On the function of Powder Press on Powder Hammer

I believe that every barista wants to have his or her own Tamper (or pressing powder hammer), because with each cup of espresso, the coffee maker uses a powder hammer to flatten the ground coffee powder, thus increasing the extraction quality of the coffee (although there are individual ways of not pressing the powder). So what's the use of the powder hammer? Why can it be so expensive? For

Common types, producing areas and characteristics of coffee

Common types, producing areas and characteristics of coffee

With the rapid development of China's economy and the substantial increase in per capita income, people pursue a higher quality of life and a better standard of living. Coffee is a kind of health drink with unique taste, which is loved by consumers, especially middle-aged and young people. With the expansion of coffee consumer groups, coffee culture also came into being, coffee has become an indispensable thing in people's life. Annual coffee consumption in China 4

How to taste and convey the various characteristics of coffee

How to taste and convey the various characteristics of coffee

In the coffee industry, it is very important to learn how to taste and convey the characteristics of coffee. From the identification of raw and roasted coffee beans to the promotion of coffee beans, you need to know some professional terms about coffee. In order to popularize the knowledge of coffee appreciation, the American Coffee Special Alliance (Specialty Coffee Association of America,SCAA) specially produces