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Reduce the astringent taste of coffee to prevent excessive extraction of tannic acid

Reduce the astringent taste of coffee to prevent excessive extraction of tannic acid

In the process of making delicious coffee, we always encounter all kinds of challenges. For example, if the extraction is too low, the aroma of the coffee will not be released, and the excessive extraction of coffee will lead to a cup of bitter coffee. With excessive extraction, how do you get the bitterness and astringency of coffee? Please take a look at what we share with you today: reduce the astringency of coffee: prevent excessive extraction of tannic acid

2014-10-13
Reduce the astringency of coffee: prevent excessive extraction of tannic acid

Reduce the astringency of coffee: prevent excessive extraction of tannic acid

In the process of making delicious coffee, we always encounter all kinds of challenges.

2014-06-11
Brewing skills of boutique coffee to prevent excessive extraction

Brewing skills of boutique coffee to prevent excessive extraction

The flow rate of the permeable hand filter droplet is generally faster, in fact, the coffee powder is stirred by the impact of the water, so that the powder and water are fully contacted and extracted, and the extraction is completed before the miscellaneous flavor is dissolved.

2015-01-14
What are the characteristics of the overextracted taste of Espresso coffee?

What are the characteristics of the overextracted taste of Espresso coffee?

First, what is excessive coffee extraction? Over-extraction of coffee means that the extraction rate of a cup of coffee is more than 22%. We call this cup of coffee excessive extraction. To put it more colloquially, the coffee is overbrewed and burnt. Second, what is the taste of over-extracted coffee? As mentioned in the previous article, the excessive extraction of coffee means that we put

2015-11-30
Some problems that should be paid attention to when making Coffee Coffee is overextracted

Some problems that should be paid attention to when making Coffee Coffee is overextracted

Excessive extraction if the crema is dark brown and has white spots in its center, the black hole coffee powder is excessively ground, the extraction temperature is too high, the pump pressure is too high, the extraction temperature is too high, the filling pressure is too high, the coffee temperature is low, the temperature is lower than 78 degrees coffee cup, the supercooled filter mesh is filled with a plate, the supercooled grinding particle size is too fine, the coffee extraction is insufficient, the crema color is light, the consistency is very low, the coffee powder consumption is very low.

2015-11-07
How to determine the way to extract Espresso coffee oil is correct?

How to determine the way to extract Espresso coffee oil is correct?

1, the flow rate of Italian concentration: the flow rate directly determines the taste of ESPRESSO, too fast flow rate will make the essence of coffee has not been dissolved into the water, but the water has passed through the coffee powder, resulting in coffee tasteless; too slow flow rate will make coffee essence and dregs all into the water, resulting in coffee with obvious scorching taste or exciting bitter taste. For beginners,

2015-12-02
There are two reasons for the excessive extraction of espresso.

There are two reasons for the excessive extraction of espresso.

All modern coffee extraction is the two core processes of soaking and filtration, which belongs to the category of physics, and there is basically no chemical change in the process. The differences in the thickness of coffee powder, the length of soaking time, the method of separation and filtration, and so on, have created a wealth of coffee brewing utensils and techniques. Although the core process of coffee extraction is the same, according to the pressure used in coffee extraction and the extraction

2015-11-07
About the water temperature of coffee

About the water temperature of coffee

What is the most suitable temperature for coffee?

2014-06-12
Introduction to the production of Italian Coffee: the way to determine the Oil of Espresso (Italian concentrate) Coffee

Introduction to the production of Italian Coffee: the way to determine the Oil of Espresso (Italian concentrate) Coffee

1, the flow rate of Italian concentration: the flow rate directly determines the taste of ESPRESSO, too fast flow rate will make the essence of coffee has not been dissolved into the water, but the water has passed through the coffee powder, resulting in coffee tasteless; too slow flow rate will make coffee essence and dregs all into the water, resulting in coffee with obvious scorching taste or exciting bitter taste. For beginners,

2015-12-19
Fine Coffee Science about the water temperature of coffee

Fine Coffee Science about the water temperature of coffee

In fact, I spent about a day thinking about how to answer this question. It's not that the problem is unfathomable, but that we receive too much information. As you are familiar with, coffee is best at 85, or in many business training sessions, the coffee machine is set at 96. There are also some textbooks that say coffee is better at 92. If you just want to know the result,

2014-10-14
The main points of correct identification of espresso common mistakes in the extraction of excessive Espresso espresso

The main points of correct identification of espresso common mistakes in the extraction of excessive Espresso espresso

[introduction] Espresso is an Italian word that means on the spur of the moment and for you. Espresso was born in 1946, and Gaggia further improved the piston pressure system by using spring pressure instead of manual pressing, allowing the brewed coffee to float with a layer of golden coffee oil Crema Cleima, which is C.

2016-06-28
Analysis of the phenomenon of coffee over-extraction the normal extraction rate of coffee the extraction time of coffee

Analysis of the phenomenon of coffee over-extraction the normal extraction rate of coffee the extraction time of coffee

The data show that only 30% of the substances can be extracted in coffee, and the gold extraction rate of international SCAA test results is 18% Murray 22%. Factors: pressure (bar), strength of cake, ratio of water to powder (powder), temperature (water temperature), extraction time, freshness of beans (baking degree). Nowadays, most of the products are standard: 9barPower20-30s extraction of 30ml (5ml) coffee powder is generally not excessive extraction, but should be

2016-01-15
The ratio of powder to water extracted by SCAA gold cup the effect of excessive extraction on the quality of coffee

The ratio of powder to water extracted by SCAA gold cup the effect of excessive extraction on the quality of coffee

Then let's talk about the effect of powder on coffee brewing. According to the previous cooking experience, I think it is easy for everyone to draw a conclusion, that is, the more the powder, the stronger the taste, and the less the powder, the weaker the taste. This conclusion is not wrong, but there are other details that we need to pay attention to. Do you remember the content of the last time? The heaviest for the average user

2016-01-15
With regard to the water temperature of coffee, what is the most appropriate temperature for coffee?

With regard to the water temperature of coffee, what is the most appropriate temperature for coffee?

In fact, I spent about a day thinking about how to answer this question. It's not that the problem is unfathomable, but that we receive too much information. As you are familiar with, coffee is best at 85, or in many business training sessions, the coffee machine is set at 96. There are also some textbooks that say coffee is better at 92. If you just want to know the result,

2015-11-07
Boutique Coffee one or two about extraction and powder quantity

Boutique Coffee one or two about extraction and powder quantity

Recently, I have encountered some problems with many friends about extraction. I will put my thoughts here first. For your reference and correction. According to the habit of many baristas, the amount of powder we set has far exceeded 14g (two portions). A friend asked me whether this is a problem of excessive extraction, or whether the current standard needs to be changed. At this point, you can talk about it.

2014-10-14
The main characteristics of coffee over-extraction

The main characteristics of coffee over-extraction

Excessive extraction means that you put too much flavor in the coffee beans into the coffee. The same company will emphasize the taste of coffee. Imagine you are drinking a cup of hand-held coffee that has been extracted with powder for 10 points. I believe everyone has had the same kind of feeling. This kind of coffee is bitter and tastes dry and empty. These three points are the main characteristics of over-extracted coffee: 1. Endure hardship. We are all

2015-06-13
Introduction to the taste and flow rate of coffee and the regional treatment method of manor production

Introduction to the taste and flow rate of coffee and the regional treatment method of manor production

The color of the oil had better be golden yellow and slightly brown, and the color of the oil is milky white, which is generally called insufficient extraction, while the preference for dark brown is excessive extraction. Insufficient extraction is generally reflected in the milky white color of oil, which may be due to insufficient powder, light filling force, low water temperature, coarse grinding of coffee powder, insufficient water pressure or coffee beans.

2016-10-24
Italy Delong EC155 pump type semi-automatic coffee machine

Italy Delong EC155 pump type semi-automatic coffee machine

Espresso is bitter in coffee, but it can't be said to be very bitter. In fact, coffee bitterness is mostly due to excessive extraction or excessive roasting. Itlay-level roasting is the deepest roasting degree. Coffee beans are caramelized to a large extent. Normally, there is not too much bitterness. It should also be slightly sweet. However, if the fire climate is not controlled properly, the baking will be carbonized and bitter. extraction

2015-07-08
Italian Delon EC155 pump semi-automatic coffee machine

Italian Delon EC155 pump semi-automatic coffee machine

Espresso is bitter in coffee, but it can not be said to be very bitter. In fact, coffee bitterness is mostly due to excessive extraction or overroasting. Itlay roasting is the deepest roasting degree, and coffee beans are caramelized to a large extent. Normally, there is not much bitterness and should be slightly sweet. However, if the fire is not controlled a little bit, the excessive baking will be carbonized and will be bitter. Extract

2015-09-23
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