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The thinking mode of extraction 2b-extraction time is transferred from Douban

The thinking mode of extraction 2b-extraction time is transferred from Douban

Continuing with the previous article, http://www.douban.com/note/244706236/ extraction time looks easy, but it's actually a little more complicated than I thought. Because although the extraction time is directly related to the relationship between extraction rate and concentration, their relationship is not necessarily proportional. We still return to the original two purposes, get the reasonable extraction rate and get the proper concentration.

2015-11-10
Roasting and Taste change of Coffee knowledge

Roasting and Taste change of Coffee knowledge

Since the Arabs discovered the coffee beans, the first way to eat them is to put the whole fruit of the coffee into the mouth and chew it to get its juice. Later, they ground the coffee beans from the fruit and mixed them with animal fat as a physical supplement for caravans to trade far away. After that, around 1000 AD, it was changed to the method of boiling raw beans into soup. Until 13.

2014-09-29
The three elements of Italian extraction teach you to extract espresso

The three elements of Italian extraction teach you to extract espresso

The amount of powder-the weight output of dry powder in the powder bowl-the weight time of concentrate-the time of contact between powder and water-the amount of powder plays the role of timpani in the whole concentrated extraction, where does the concentrated liquid come from without dry powder, and the amount of dry powder determines the direction of your concentrated flavor. The amount of powder can be 5g or 30g. But usually we fall at 18-21g. No matter how much you will have

2016-05-30
Coffee Health Research shows that Coffee can affect DNA in muscle

Coffee Health Research shows that Coffee can affect DNA in muscle

You might think that no matter what you do, your genetic DNA will not be affected, but in a sense, this idea is wrong. In March, in the journal Cell Metabolism, published by Cell Press, researchers reported that when men and women who did not exercise for a few minutes when they were in good health, their DNA levels increased.

2014-10-27
Coffee raw beans roast color change roasted coffee beans

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

2016-06-12
This paper introduces the common baking utensils and the changes of color and taste in different processes of roasting coffee beans.

This paper introduces the common baking utensils and the changes of color and taste in different processes of roasting coffee beans.

Coffee roasted Coffee Roasting coffee is popular mainly because of the aroma formed after roasting and the taste when drinking. The coffee raw bean itself does not have any special taste, it is roasted to completely change and reorganize the substances inside the raw bean to form a new structure, thus bringing out the mellow flavor of the coffee. Baking tool roaster, divided into three types: direct fire type, semi-hot air straight

2016-01-08
Changes of raw beans during baking

Changes of raw beans during baking

Many people think that coffee beans are born dark brown. In fact, raw coffee beans are green or cyan, because they still contain a certain amount of water. According to the observation of the color of raw beans, the green ones are generally new beans, and the yellowish or whiten ones are old beans. After the coffee fruit is processed and screened, it will be graded into sacks. And then mostly by ship, scattered to all parts of the world.

2016-06-02
An overseas Chinese in Indonesia witnessed the great changes in the coffee town of Hainan

An overseas Chinese in Indonesia witnessed the great changes in the coffee town of Hainan

"Southeast Asian culture has been taking root for 60 years." Du Tianjiang said that in coffee culture, for example, there are many teahouses in other places, but there are more than 100 coffee shops in Xinglong town.

2014-05-29
The influence of Coffee temperature change on Coffee making

The influence of Coffee temperature change on Coffee making

In the process of learning to make coffee, we should not only learn the method of making coffee, but also master the temperature of coffee production and the grinding technology of coffee powder. Because the internal substances of coffee are more complex, if you make coffee a little carelessly, it will make the coffee very bad, so we should learn how to make a cup of coffee that tastes better and is more popular. When doing coffee tasting

2014-09-25
Chemical changes of coffee beans during roasting and color evolution of coffee beans

Chemical changes of coffee beans during roasting and color evolution of coffee beans

What happens when coffee beans are roasted? In fact, no one can answer this question very accurately. One of the mysterious characteristics of coffee beans is that their aromatic compounds are very complex. at present, it is known that there are about 700850 substances related to flavor in roasted coffee beans, and the actual number of substances will be related to each experiment.

2016-01-13
Why choose wood as fuel to bake coffee

Why choose wood as fuel to bake coffee

All coffee roasting machines work on the same principle: heat raw coffee beans, produce physical and chemical changes and turn them into roasted beans.

2014-07-07
Cup quantity and dose pressed powder water absorption rate extraction temperature Italian coffee bean powder water contact time

Cup quantity and dose pressed powder water absorption rate extraction temperature Italian coffee bean powder water contact time

Cup size and dose if you are making a large cup of milk coffee, a small dose of concentrated milk can be drunk alone, pour in 300ml milk, and the concentrated flavor will be diluted immediately. At this point, you need to increase the amount of powder (to get more concentrated dose) to enhance the concentrated flavor of the milk coffee. On the contrary, pure black coffee or small-dose milk coffee need to reduce the amount of powder. Milk coffee in many boutique cafes, strong

2016-07-12
Some coffee growing areas will not be able to farm by 2050?

Some coffee growing areas will not be able to farm by 2050?

Coffee and tea growers in Kenya now have to face the problems of global warming, and economists say the outlook for cash crops is grim. According to Kenya's Business Daily on the 17th, scientists have warned that climate change will be permanent, so growers may be forced to completely change their farming methods, including changes in the types of crops they grow. Expert prediction

2014-04-27
Coffee common sense Coffee warm hands can change people's point of view?

Coffee common sense Coffee warm hands can change people's point of view?

Warming your hands with a cup of hot coffee can change your view of the world around you, US scientists have said, according to the BBC. Warming your hands can lead to a warmer and more generous view of the world, while cold hands often lead to a lack of trust and reluctance to give, researchers write in the journal Nature. In order to

2015-06-18
Coffee culture changes British people who once loved coffee changed to drink tea.

Coffee culture changes British people who once loved coffee changed to drink tea.

The British like to drink tea, but people living around Britain are keen on another kind of drink, coffee. The Nordic region, located in the north of England, is the most coffee-hungry region in the world. The five Nordic countries occupy the first, second, third, fourth and sixth places in the ranking of coffee consumption per capita, respectively, while Belgium, which ranks eighth, faces the United Kingdom across the sea. Why are the British?

2014-10-14
Change the way to drink, make you fall in love with

Change the way to drink, make you fall in love with "black coffee"

At the beginning, you want to taste black coffee, but for those who are not used to it, there are always some obstacles to overcome. The black soup in front of you is constantly reminiscent of the bitter taste of good medicine. I don't know how bitter the taste is after a while. I suggest that people who are just learning to taste coffee have several ways to enter the world of black coffee. These methods can make you happy to experience the beauty of black coffee.

2014-06-16
Creative Life: Color Changing Coffee Cup

Creative Life: Color Changing Coffee Cup

A very innovative design switch indicator coffee cup, for us to bring a new creative design concept, for our daily life a lot of color. In fact, the seemingly simple creative coffee cup can automatically display the hot drink status of the current cup. At first glance, you may think it's just a plain black mug with the big white word OFF engraved on it. but a

2014-07-29
On what is variable pressure Coffee Machine

On what is variable pressure Coffee Machine

What is variable pressure technology: at any time to achieve the specified pressure value, and can remain stable, again changed to the specified pressure value can remain the same, is the real variable pressure. If it is only an uncontrollable or unstable variable pressure during the extraction process, it is not a mature variable pressure technology (for example, the pressure of the drawbar machine cannot be controlled from beginning to end and changes all the time, such as Yang.

2015-10-15
Boutique Coffee about variable pressure Coffee Machine

Boutique Coffee about variable pressure Coffee Machine

What is variable pressure technology: at any time to achieve the specified pressure value, and can remain stable, again changed to the specified pressure value can remain the same, is the real variable pressure. If it is only an uncontrollable or unstable variable pressure during the extraction process, it is not a mature variable pressure technology (for example, the pressure of the drawbar machine cannot be controlled from beginning to end and changes all the time, such as Yang.

2014-11-24
Coffee, changing blood type is no longer a dream

Coffee, changing blood type is no longer a dream

Xinhua London, April 2 (Reporter Ge Qiufang) An international research team has made a breakthrough in blood type conversion research. They have discovered two enzymes that can effectively convert type A, B and AB blood into type O blood. An international team of researchers led by Henrik Clausen, a scientist at the University of Copenhagen in Denmark, reported in the latest issue of Nature Biology that researchers had identified a number of bacterial strains.

2014-06-14
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