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Why does the cold coffee change its taste? why does the cold coffee turn sour?

Why does the cold coffee change its taste? why does the cold coffee turn sour?

We all know that good coffee should be drunk while it is hot. But what's the taste of cold coffee? Why does cold coffee turn sour? There is no need to worry, the Fulaigao coffee expert will explain to you why. Sometimes we have this experience: we have a cup of coffee in a coffee shop or ourselves, and we love black coffee, so we don't add sugar or milk, but it won't take long.

2015-09-12
Why does coffee taste bitter and sour? Why does coffee taste different? Where is coffee?

Why does coffee taste bitter and sour? Why does coffee taste different? Where is coffee?

Coffee has always been controversial. Some people say: How to call coffee without bitterness? Some people say that good coffee has a pleasant bitterness (so-called acid). There are also many people who say that good coffee should not have bitter taste! Suffering is bad! Why is coffee bitter? Why is it called pleasant suffering? When it comes to coffee's bitter ingredients, perhaps most people's first reaction is caffeine! The caffeine.

2016-03-15
Why study coffee? Why do you want to work as a barista?

Why study coffee? Why do you want to work as a barista?

Why study coffee? Why do you want to work as a barista? Can this enhance our competitiveness in the future social competition? My answer is yes. Throughout the development of society, people's material life is increasing day by day, and the voice of high-quality life is increasing, people are more willing to spend money on improving their quality of life. In the teahouses, bars and water bars of the past

2015-09-02
Common sense of Coffee Machine Why use Coffee Press

Common sense of Coffee Machine Why use Coffee Press

We all know that coffee powder is very important, but why it is important, it seems that there are still many friends do not know. So why use a coffee powder press to share with my friends today? We all know that when using an Italian coffee machine, the hot water brewed has about 9 atmospheric pressure (of course, this is not a fixed value, there are 12 atmospheric pressure or higher), and the pressure is very high.

2014-10-13
Why people with high blood pressure should not drink coffee

Why people with high blood pressure should not drink coffee

Why people with hypertension are not suitable to drink coffee? It is well known that coffee contains caffeine. Drinking coffee has both advantages and disadvantages. Drinking it properly is good for your health, otherwise it will be harmful to your health. Caffeine can excite people and raise blood pressure. While people with hypertension have high blood pressure, coupled with the effect of caffeine, if they are emotionally nervous, the risk will rise sharply. Therefore, the risk of hypertension

2015-08-07
Common sense of making Coffee Why to use Coffee Powder Press

Common sense of making Coffee Why to use Coffee Powder Press

Why use a coffee powder press? We all know that when using an espresso machine, the hot water is brewed at about 9 atmospheres (of course, this is not a fixed value, there are 12 atmospheres or more), and the pressure is very high when the water penetrates the coffee cake. the water is inert. What is inertia, that is, water will be worn from the weakest part of the coffee cake

2014-12-24
Why doesn't the coffee smell good?

Why doesn't the coffee smell good?

Today, we will discuss a very interesting question. Coffee drinkers are not in the minority, and have even become a must-have drink for every family. But why doesn't the coffee smell good? The taste of freshly brewed coffee is the first pick-me-up in the morning. Today, scientists claim to have found out why coffee doesn't smell good. According to the UK, every

2015-09-07
Why do you use a coffee press in the skill of making coffee?

Why do you use a coffee press in the skill of making coffee?

Why use a coffee powder press? We all know that when using an espresso machine, the hot water is brewed at about 9 atmospheres (of course, this is not a fixed value, there are 12 atmospheres or more), and the pressure is very high when the water penetrates the coffee cake. the water is inert. What is inertia, that is, water will be worn from the weakest part of the coffee cake

2015-10-12
Why emphasize freshly ground coffee? Is the freshly ground coffee good? Why is freshly ground coffee so good?

Why emphasize freshly ground coffee? Is the freshly ground coffee good? Why is freshly ground coffee so good?

If the diameter of the coffee powder is doubled, the volume of a single particle is reduced by 1 × 8, and the surface area of the corresponding total coffee powder is doubled. After the coffee bean is ground into coffee powder, its surface area increases exponentially, and the area of contact with air increases hundreds of times. The extremely important acidic and volatile fats in roasted coffee beans once exposed to air

2016-03-17
Why emphasize freshly ground coffee? Is the freshly ground coffee good? Why is freshly ground coffee so good?

Why emphasize freshly ground coffee? Is the freshly ground coffee good? Why is freshly ground coffee so good?

If the diameter of the coffee powder is doubled, the volume of a single particle is reduced by 1 × 8, and the surface area of the corresponding total coffee powder is doubled. After the coffee bean is ground into coffee powder, its surface area increases exponentially, and the area of contact with air increases hundreds of times. The extremely important acidic and volatile fats in roasted coffee beans once exposed to air

2016-03-17
Why is it called Kopi Luwak? why is Kopi Luwak so expensive?

Why is it called Kopi Luwak? why is Kopi Luwak so expensive?

Source of Kopi Luwak: Kopi Luwak, produced in Indonesia, one of the most expensive coffee in the world. Indonesia grows a lot of coffee crops, including wild animals called civets, omnivores, pointed mouths and dark gray fur. The favorite food is fresh coffee beans, which are fermented and digested in the body and eventually excreted by cats. Feces are one.

2016-05-26
Uncle Dou told you: why should coffee be

Uncle Dou told you: why should coffee be "brewed"? Why doesn't instant coffee need to be brewed?

Many young friends, including some old people, are very strange to coffee. Whenever they talk about making coffee, they find it very difficult to understand, thinking that it is a very skilled and complex activity. The Chinese tend to summarize the production of freshly ground coffee as a boiled word. So for these friends, the editor will try his best to introduce this question to you.

2015-07-28
Why do some people like coffee? why do some people not like coffee?

Why do some people like coffee? why do some people not like coffee?

In ancient China, Shennong tasted all kinds of herbs and recorded them one by one, so that later generations could have a systematic understanding of many plants. There is no such person as Shennong in the western world, let alone any written record, so there are different legends about the origin of coffee. Among them, the most common and popular story is the story of the shepherd. The Arabs in ancient times were the first to put coffee

2016-05-25
Why can't I taste the creamy, chocolate, nutty and garlic flavor of single coffee?

Why can't I taste the creamy, chocolate, nutty and garlic flavor of single coffee?

Why can't I taste so much fruit (chocolate, nuts, cream)? I often see coffee beginners post similar questions. For example, why can't drink citrus flavor, why can't drink nutty flavor, chocolate flavor and so on. As a result, some coffee diners will lose confidence in coffee, come to the conclusion that coffee is very bad, and shut it out from

2016-01-06
Why is coffee bitter? Sour? Good coffee should not be bitter! Suffering is not good!

Why is coffee bitter? Sour? Good coffee should not be bitter! Suffering is not good!

The bitterness of coffee has always been controversial. Some people say: how can it be called coffee if it is not bitter? Some people say that good coffee has a pleasant bitterness (so-called sour). There are many people say: good coffee should not have a bitter taste! Suffering is not good! And why is coffee bitter? Why is it called pleasant bitterness? When it comes to the bitter ingredients of coffee, perhaps most people's first reaction is caffeine! The caffeine.

2015-10-22
Why does coffee smell good but taste bad?

Why does coffee smell good but taste bad?

Why do we drink coffee without smelling good? Professor Barry Barrett of the University of London Smith concluded that we have two senses of smell, one from inhaling in our external environment. The other time is when the smell is exhaled through your nasal passages. The act of swallowing coffee sends a whiff of aroma from inside the mouth to the nasal passages, stimulating the brain.

2015-10-10
Why do people want to teach you the skills of success in running a cafe?

Why do people want to teach you the skills of success in running a cafe?

What other people want to teach you the skills of success. 2 said that the last time I saw this article in someone else's website, it was just a transcript. Now write about your feelings. Everyone's success skills are different, but what is certain is that they are the result of experience and technology, and most of them are failures. Why do you want that in the rescue work?

2014-11-03
Why do you pour milk? Why do you pour milk?

Why do you pour milk? Why do you pour milk?

In some places, thermometer is used to measure. I think this teaching method is not good. Technology is something that needs people's heart to understand. It is not very beneficial to improve people's own technology with the help of external forces. The fourth step is to recognize a dead angle between a milk frothing cylinder and a coffee machine steam pipe. Read a lot of domestic and foreign barista operation to make milk foam, coupled with their own constant attempts, found to make milk foam

2016-07-16
Why is drinking coffee exciting? why is it refreshing after drinking coffee?

Why is drinking coffee exciting? why is it refreshing after drinking coffee?

The caffeine in coffee can accelerate the metabolism of the body, keep people clear-headed and sensitive, and make coffee have a refreshing effect. Caffeine stimulates the cerebral cortex, eliminates drowsiness, enhances touch and thinking, adjusts heart function, dilates kidney blood vessels, and is diuretic. Many people have the experience of being too high to sleep after drinking coffee, because

2015-11-09
Why does coffee smell good, but it doesn't taste so good?

Why does coffee smell good, but it doesn't taste so good?

Why do we feel that it doesn't smell good when we drink coffee? Barry, a professor at University of London. The conclusion of Smith's study is that we have two senses about smell, one of which is caused by inhalation in the external environment. The other is when the smell is exhaled out through your nasal cavity. The act of swallowing coffee sends an aroma from the inside of the mouth to the nasal cavity, stimulating the brain

2015-04-07
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