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High-quality coffee beans common sense why coffee beans produce oil?

High-quality coffee beans common sense why coffee beans produce oil?

People who like to grind their own coffee beans have this feeling that there will be a layer of oil-like substance on the surface of coffee beans, which is called coffee oil, but in fact, this layer of oil-like substance is not coffee oil, so why do coffee beans produce oil? The changing process of oil production of coffee beans the oil evenly distributed on the surface of coffee beans is actually not oil, but a seemingly oil.

2015-02-06
Hydrodynamics of Coffee blossoms

Hydrodynamics of Coffee blossoms

Friends are likely to marvel at the skill of baristas. The hot white milk rushed into the dark brown espresso, and as the barista's wrist lightened, the surface of the latte rippled with a heart-like leaf pattern. It's so romantic, so romantic.

2014-07-26
Hydrodynamics in Coffee pattern

Hydrodynamics in Coffee pattern

Friends who have seen the coffee flower will probably be amazed by the skill of the barista. The hot white milk rushed into the dark brown espresso, and as the barista's wrist lightened, the surface of the latte rippled with a heart-like leaf pattern. It's so romantic, so romantic.

2014-05-22
The skills of coffee roasting

The skills of coffee roasting

When is dehydration? How many degrees does it take to climb? Smoke exhaust problem? What is the taxiing action? This professional knowledge of coffee roasting must be a skill question that many coffee roasters want to know.

2014-07-07
Hydrodynamics of Coffee in Coffee Glossom

Hydrodynamics of Coffee in Coffee Glossom

Friends who have seen the coffee flower will probably be amazed by the skill of the barista. The hot white milk rushed into the dark brown espresso, and as the barista's wrist lightened, the surface of the latte rippled with a heart-like leaf pattern. It's so romantic, so romantic.

2014-08-30
Detailed Analysis of Oil Crema of Espresso extracted from Italian Coffee

Detailed Analysis of Oil Crema of Espresso extracted from Italian Coffee

Crema (grease) I don't understand why we make Crema so much more complicated than itself. Crema is often seriously misdescribed, the most common of which is an emulsified oil. Well, I think it's fair to say that to a very small extent. As far as we know, the amount of oil obtained by Espresso in the extraction process is unique. In the process of Espresso extraction, the content of steam

2015-12-05
Determination method of Italian Coffee Oil flow rate

Determination method of Italian Coffee Oil flow rate

The flow rate of espresso directly determines the mouth and stomach of ESPRESSO, too fast flow rate will make the essence of the coffee has not melted into the water, but the water has passed through the coffee powder, causing the coffee to be tasteless.

2014-06-11
Crema analysis of oil from Italian coffee machine espresso of tiger spot

Crema analysis of oil from Italian coffee machine espresso of tiger spot

Crema (grease) I don't understand why we make Crema so much more complicated than itself. Crema is often seriously misdescribed, the most common of which is an emulsified oil. Well, I think it's fair to say that to a very small extent. As far as we know, the amount of oil obtained by Espresso in the extraction process is unique. In the process of Espresso extraction, the content of steam

2015-11-09
Common sense of espresso Crema analysis of oil in Italian coffee machine

Common sense of espresso Crema analysis of oil in Italian coffee machine

Crema (grease) I don't understand why we make Crema so much more complicated than itself. Crema is often seriously misdescribed, the most common of which is an emulsified oil. Well, I think it's fair to say that to a very small extent. As far as we know, the amount of oil obtained by Espresso in the extraction process is unique. In the process of Espresso extraction, the content of steam

2015-01-09
How to judge the quality of Espresso coffee

How to judge the quality of Espresso coffee

In addition to its unparalleled aroma, consistency and rhyme, Espresso coffee has one of its biggest features: low caffeine.

2014-05-16
How to store coffee beans? Water is the enemy of storing coffee.

How to store coffee beans? Water is the enemy of storing coffee.

The ideal way to buy and make coffee is to buy a lot of raw coffee, bake it yourself, and grind it before you prepare it. But most people like to buy roasted coffee beans, and they probably buy more than we use for several days. Water is the enemy of storing coffee. Coffee oil is water soluble. It makes coffee more flavored, while moist environments can corrupt coffee oil (

2015-11-10
Hydrodynamics in Coffee pattern

Hydrodynamics in Coffee pattern

Friends who have seen the coffee flower will probably be amazed by the skill of the barista. The hot white milk rushed into the dark brown espresso, and as the barista's wrist lightened, the surface of the latte rippled with a heart-like leaf pattern. It's so romantic, so romantic.

2014-08-18
Introduction to the process of dehydration in coffee roasting process controlled by throttle

Introduction to the process of dehydration in coffee roasting process controlled by throttle

In addition, when it comes to the problem of oil production of beans, the more fat we drink, the better the taste, while the beans with less oil are thin and boring, but do we have to see oil in roasted beans? This is not the case, and the oil from baked beans is not bad, the most obvious period of oil production during baking falls at 233 degrees Celsius, when it is very easy to produce oil. As long as you don't add or turn off the fire and open it.

2016-10-18
Analysis of roasting steps of coffee beans

Analysis of roasting steps of coffee beans

Coffee is loved by people mainly because of the aroma formed by roasting and the taste when drinking. The coffee raw bean itself does not have any special taste, but roasting completely changes and reorganizes the substances inside the raw bean to form a new structure, thus bringing out the mellow flavor of the coffee.

2014-08-21
Coffee is about coffee.

Coffee is about coffee.

Most of the friends who have seen coffee pulling flowers will be amazed at the skills of the barista. White hot milk poured into the dark brown espresso, and with the tap of the barista's wrist, the surface of the latte rippled with a heart-like leaf pattern. It's too romantic. It's too romantic.

2014-08-25
Crema Analysis of Italian Coffee Machine Oil how Italian Coffee comes out of Kramer

Crema Analysis of Italian Coffee Machine Oil how Italian Coffee comes out of Kramer

Crema (grease) I don't understand why we make Crema so much more complicated than itself. Crema is often seriously misdescribed, the most common of which is an emulsified oil. Well, I think it's fair to say that to a very small extent. As far as we know, the amount of oil obtained by Espresso in the extraction process is unique. In the process of Espresso extraction, the content of steam

2015-11-05
Coffee knowledge--coffee roasting

Coffee knowledge--coffee roasting

1. Dehydration: generally refers to the baking process below 170 degrees, different baking appliances required for dehydration time is different, but usually controlled in 5~8 minutes best, depending on the moisture content of beans and set. 2. Climbing temperature: Usually the temperature climbing speed of baking is controlled between 7 and 14 degrees. This is related to the control of firepower. The better temperature climbing speed is controlled at about 10 degrees. The moisture content of beans is different.

2014-08-20
Go into coffee, no longer entangled coffee grease

Go into coffee, no longer entangled coffee grease

Many friends who use coffee appliances other than Italian machines are always entangled in the fact that their coffee is free of grease. If we want to talk about this problem, let's look at it from two aspects. First, let's look at what's in a cup of black coffee besides water: caramelized sugars, flavored fats, quinic acids, and caffeine. If there is no flavor fat in the coffee, then stir coffee and stir fry

2015-10-17
Boutique Coffee explains the relationship between Coffee and Crema

Boutique Coffee explains the relationship between Coffee and Crema

During the roasting process, a large amount of carbon dioxide is produced in the coffee beans, most of which will be emitted during the cooling process, a few will continue to be kept inside, and the grinding will release these gases, so coffee must be made as soon as possible after grinding. When hot water hits coffee powder under high pressure, it will emulsify the insoluble oil of coffee powder and dissolve a large amount of carbon dioxide supersaturated.

2014-10-29
Water is the enemy of coffee storage. Another enemy is oxygen.

Water is the enemy of coffee storage. Another enemy is oxygen.

The ideal way to buy and brew coffee is to buy large quantities of green coffee, roast it yourself, and grind it before preparing it for brewing. But most people like to buy coffee beans that have been roasted, and probably buy more than we use for days. Water is the enemy of coffee storage. Coffee oil is water soluble. It adds flavor to coffee, while moisture spoils coffee oil.

2015-10-13
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