Coffee Knowledge
Latest articles, industry insights and brewing guides
Standardization of quality and uniqueness of taste to meet the different needs of different consumers
According to the authoritative interpretation of the American Special Coffee Association (SCAA), special coffee (cooked beans) refers to those coffee made of high quality, carefully roasted and professionally brewed, which can highlight the purest and most unique nature of the coffee. At the same time, special coffee (raw beans) also refers to those coffee that are flawless, distinctive and have a cup score of 80 points or more according to the American Special Coffee Association.
The most important elements in the whole coffee chain: bean grinder grinding calibrated boutique coffee
The reason why the bean grinder is important is that it is the most important processing link before coffee is extracted. Here we briefly share with you the most important elements in the whole coffee chain: 1, coffee tree, it is the most important element in the plantation; 2, the processing process of coffee, it is the most important link before coffee comes out of the plantation; 3. Roaster, it is coffee that has no coffee flavor on the surface.
"Mena reaction" caramelization reaction furan "to create caramel sweet black coffee
It was not until 1926 that furan unveiled the fascinating aroma of caramel sweet coffee for the first time by two top scientists, TadeusReichstein of Switzerland and Hermann Staudinger of Germany. After 1950, the two men won the Nobel Prize in Medicine and the Nobel Prize in Medicine for their outstanding contributions to science.
The water temperature of brewing coffee should be inversely proportional to the roasting degree, coffee extraction and roasting coffee beans, black coffee.
Brewing coffee water temperature should be inversely proportional to roasting degree extraction water temperature is not consistent, American electric drip rate kettle due to different brands, mostly controlled in 92 ℃ 96 ℃ constant temperature extraction range, espresso machine according to the baking degree used by each store, the water temperature is set in 88 ℃ 93 ℃ range, basically, the deeper the extraction water temperature is lower, about 88 ℃, the more shallow roasting, the higher the water temperature
WBC Coffee, a barista from more than 50 countries in the World barista Competition.
The World Barista Competition (World Barista Championship, WBC) is the final event of the annual barista competition in various countries and regions, which attracts the attention of the world. It focuses on promoting the quality of coffee and the professional skills of baristas. Every year, barista champions from more than 50 countries will complete four strong espresso cups in 15 minutes of live display.
Italian coffee latte cappuccino flower contest
The World World Latte Art Championship (WLAC) is a competitive platform that focuses on artistic expression. Baristas are required to complete the required links of the competition. The classic collocation of espresso and milk shows the barista's creative design on the surface. The competition works will be judged from the aspects of beverage taste, pattern stability and pattern innovation. Ranking
World Baking Competition Baking Coffee beans Coffee Flavor Coffee Competition roaster
The World Baking Competition (World Coffee Roasting Championship, WCRC) will judge the performance of contestants in three aspects, including the rating of raw coffee beans, setting the optimal roasting curve of specified coffee beans and the roasted products of coffee beans. The trick of a real coffee roaster is to make full use of his own experience and knowledge to set and perform a perfect roast. Baking
World Handbrew Coffee Competition WBC Barista Competition Coffee Master
The World hand Coffee Competition (World Brewers Cup,WBrC) is a competition to compete with coffee hand extraction skills, which aims to improve the professional standards of manual coffee extraction skills and services. Contestants can choose any kind of manual coffee extraction tools, such as trickling pot, pressure pot, siphon pot, etc., to show three different coffee drinks to the judges. Extraction process and service
The knowledge about round beans, it is also called male beans, coffee beans, coffee bean shape.
Round bean / common bean, known as Peaberry or caracoli in English, is a variety of coffee beans. In fact, the male bean is a flaw, officially speaking, it is not a normal development of coffee beans. The causes are usually caused by insect damage, lack of rain in case of prolonged drought, or malnutrition of coffee trees. In general, the fruit of a coffee tree contains two coffee beans, each in a flat hemispherical shape.
This article will take you into the world of coffee, a complete introduction to fine coffee.
Most Arabica coffee beans mature from June to August and Robart coffee beans from September to October. Therefore, although in some countries where the dry and wet seasons are not obvious, such as Colombia and Kenya, there are two flowering periods a year, that is, two harvests, strictly speaking, only once a year. Due to different regions, the harvest time is also different. North of the equator (eg Ethiopia
![[World-class Coffee Competition] Barista, Hand Brewing, Cup Testing, Roasting](https://world.gafei.com/uploads/allimg/160612/3-1606121P914164-lp.jpg)
[World-class Coffee Competition] Barista, Hand Brewing, Cup Testing, Roasting
Christian Ullrich, Stefanos Domatiotis, Matt Perger, Pang-Yu Liu, Yu-Chuan Jacky, Stavros Lamprinidis, these are not the superstars you see in Hollywood movies, but they are really famous in the world of coffee. On Livestream, Youtube and Youku, these people's videos have accumulated more than
Coffee raw beans roast color change roasted coffee beans
Raw beans constantly change color during baking, depending on the number of brown pigments and the size of molecules. Brown pigments can be classified according to the size of molecules, shallow baking will mostly produce small molecular pigments, with the deepening of baking, the total amount of pigments will increase, and the proportion of macromolecular pigments will also increase. Most of the lightly roasted coffee beans contain yellow
Coffee machine cleaning how to clean coffee machine espresso
The performance of cleaning Italian espresso machine is to determine that the experiment must be in strict accordance with the experimental requirements, there is a group of coffee machine can not be cleaned at all. In the course of the experiment, we must try our best to control other conditions to ensure that the cleanliness of the coffee machine is the only variable that affects the taste of coffee, so the experiment must ensure strict requirements. Three groups of coffee machines, grinders and producers according to
The gouache in the coffee competition is better than the coffee required in the coffee competition.
Brewing ratio refers to the ratio of the amount of coffee powder to the amount of water extracted, which will directly affect the extraction rate of coffee powder and the concentration of coffee liquor. The European and American gold cup criterion is to use the amount of powder and water as the control tool of the follicular coffee tube meter, and its complexity and importance are more important than freshness, fineness and water temperature, time, and water flow. If you have mastered the first three items and still can't make delicious coffee, there should be a problem.
Liberia, produced in West Africa, currently accounts for about 5% of the world's total economically grown coffee production.
It accounts for only about 5% of the Liberica in the world's coffee. Translated into Chinese, it is called Liberica growing coffee beans, which is produced in Liberia in West Africa. At present, it accounts for about 5% of the total output of economically grown coffee in the world, with very little output, monotonous flavor, high bitterness, much larger shape than ordinary coffee beans, and the skin is very thick and difficult to remove the pulp.
The structure of coffee beans what are coffee beans like
The structure of the berry from the outside to the inside is the pericarp: the pericarp of the berry is tight and thick, which can bite through the fruit: mainly water and sugar, the fruit of the berry accounts for almost 80% of the coffee harvest and is often reused by the fertilizer mucus of the coffee producing area: a sweet, sticky, honey-like substance that covers the skin of the coffee bean: a thin white sheepskin paper layer, similar to peanuts.
Coffee extraction powder filler and Italian espresso extraction
Extraction rate: judging the cooking equipment by the extraction rate, the real purpose is not to get a higher extraction rate, but a more uniform extraction.
Anatomy of roasted curved coffee flavor coffee beans
Now when it comes to the same baking color, the baking effect can not be determined what the reason is: 1. The air in this seam has a different thermal conductivity from the beans outside. If it will cause the two temperatures to be different. Most of the problem is that the air inside is much hotter than beans. For example, the oven is too hot, or the beans are not thoroughly dry. You will see that the middle is more scorched than the two sides. General
The importance of correct Grinding of Coffee
The importance of correct grinding of coffee the finer the degree of grinding, the stronger the bitterness, the thicker the degree of grinding, the weaker the bitterness. This is the basic law of immutability. This is caused by the different amount of hot water covering the surface area of coffee powder, so we can know the relationship between the extraction apparatus and the grinding degree of coffee powder. Espresso, for example, grinds deeply roasted beans and uses a semi-automatic coffee machine to extract them in a short period of time.
The Core value of Cafe Entrepreneurship
As coffee makers, their job is not just to be friendly to coffee makers. They also have a very important job, that is, to spread the professional coffee spirit. Coffee beans are divided into many grades, and coffee shops with different consumption levels will provide different grades of coffee beans. But we can't judge whether a coffee shop is professional or not according to the level of coffee beans provided. No matter what you have on hand