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The whole process of coffee roasting technology

The whole process of coffee roasting technology

Coffee roasting (coffee roasting) means that through heating raw beans, starch in raw beans is converted into sugars and acids at high temperature, substances such as cellulose will be carbonized to varying degrees, water and carbon dioxide will be volatilized, proteins will be converted into enzymes and fats, and the remaining substances will be combined to form an oil film on the surface of coffee beans, and in the process coffee acids will be formed.

2014-08-20
Boutique Coffee Science answers the problem of Coffee Baking

Boutique Coffee Science answers the problem of Coffee Baking

When is dehydration? How many degrees does it take to climb? Smoke exhaust problem? What is the taxiing action? These professional knowledge about coffee roasting must be the skills that many coffee roasters want to know, so here is a little experience for coffee lovers: however, it is only a simple introduction. For details, please refer to coffee roasting and other related books or interested coffee lovers.

2014-11-14
Roasting technology problems of dehydration, climbing temperature, smoke exhaust and gliding in coffee roasting

Roasting technology problems of dehydration, climbing temperature, smoke exhaust and gliding in coffee roasting

When is dehydration? How many degrees does it take to climb? Smoke exhaust problem? What is the taxiing action? These professional knowledge about coffee roasting must be the skills that many coffee roasters want to know, so here is a little experience for coffee lovers: however, it is only a simple introduction. For details, please refer to coffee roasting and other related books or interested coffee lovers.

2014-10-22
Coffee roasting skills knowledge of high-quality coffee bean roasting

Coffee roasting skills knowledge of high-quality coffee bean roasting

When is dehydration? How many degrees does it take to climb? Smoke exhaust problem? What is the taxiing action? These professional knowledge about coffee roasting must be the skills that many coffee roasters want to know, so here is a little experience for coffee lovers: however, it is only a simple introduction. For details, please refer to coffee roasting and other related books or interested coffee lovers.

2015-01-28
The ripening process of Coffee beans from flowering to ripening Coffee beans

The ripening process of Coffee beans from flowering to ripening Coffee beans

It takes about 9 months (32-36 weeks) for coffee to mature from flowering to ripening. Today, Chongqing Beresta Coffee training School is here to share with friends the whole process of coffee bean growth and ripening. [tiny stage] (the first 8 weeks) Arabica coffee begins to divide eight weeks after flowering and fertilization. [site grabbing stage] (8-12 weeks) the vesicle cavity (inner)

2016-04-05
The common way of roasting coffee beans

The common way of roasting coffee beans

Coffee roasting, hundreds of years of history in the past, people do not have these scientific tools, and finally want to determine how to heat the whole exothermic reaction? Simply, all of this will be used to determine the appearance and high-temperature baking process.

2014-08-15
Basic knowledge of Fine Coffee Coffee Baking Theory (1)

Basic knowledge of Fine Coffee Coffee Baking Theory (1)

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2014-11-20
The skills of coffee roasting common sense of coffee bean roasting

The skills of coffee roasting common sense of coffee bean roasting

When is dehydration? How many degrees does it take to climb? Smoke exhaust problem? What is the taxiing action? These professional knowledge about coffee roasting must be the skills that many coffee roasters want to know, so here is a little experience for coffee lovers: however, it is only a simple introduction. For details, please refer to coffee roasting and other related books or interested coffee lovers.

2015-05-12
Coffee beans have soared this year due to drought in Brazil.

Coffee beans have soared this year due to drought in Brazil.

Drought in Brazil Coffee beans have soared this year dry weather in parts of Brazil, the world's largest coffee bean grower, has sparked fears that coffee harvests will be affected. The price of coffee in the international market has continued to soar a few days ago. affected by the reduction in expectations for the Brazilian coffee harvest, coffee prices have soared by more than 80% this year since March. It has been rising since the Spring Festival, and it has also risen in recent years.

2015-09-02
Foaming technique Italian coffee machine foaming skills sharing

Foaming technique Italian coffee machine foaming skills sharing

Coffee lovers always take it as an honor to make their own favorite fancy coffee, and so do I. I like individual coffee and fancy coffee with various patterns. However, a very important step in fancy coffee making is to produce high-quality milk foam. There are two more ways to foam, that is, manual foam and coffee maker. What I share with my friends today is meaning.

2014-10-18
About coffee roasting, you need to know professional terms, terms related to coffee roasting, techniques.

About coffee roasting, you need to know professional terms, terms related to coffee roasting, techniques.

Many customers who came to berries asked intellectuals about the baking degree of their coffee beans as soon as they entered the door. I told them that all intellectuals' beans were medium-baked, and they questioned this. I continued to ask intellectuals whether the beans came out at the end of the first explosion or at the end of the second explosion. I asked: do you think the medium-baked beans are at the end of the first explosion or the second explosion? The berry couple are only on the trainer.

2016-02-27
Coffee common sense Italian coffee course study

Coffee common sense Italian coffee course study

Whether it was then or now, people who had the ability to train how to fully master the Espresso machine or the bean grinder and make full use of its functions to brew high-quality espresso were rare in Japan. Therefore, most of us could only rely on what they saw and heard, similar imitation, and continuous exploration to enhance their skills. Because they were in such a state, even if I

2015-04-23
Three ways to make Coffee Milk Bubble choose the right milk bubble cup to make thick and smooth milk foam

Three ways to make Coffee Milk Bubble choose the right milk bubble cup to make thick and smooth milk foam

There are three main ways to make coffee foam at home. But either way, it needs to be done with whole milk, which has a fat content of more than 3.7%. Friends who have an Italian coffee machine can generally be made with an Italian coffee machine. The method of making milk foam in the coffee machine Lao Yang mainly used this method in the early days of the Italian coffee machine, but he didn't master it well all the time. Below

2016-01-05
Where does the bitterness in premium coffee come from?

Where does the bitterness in premium coffee come from?

A cup of coffee is a complex drink made up of more than 30 chemicals that determine the taste, aroma and acidity of the coffee. Since the 1930s, scientists have isolated and identified a variety of chemicals related to the sensory composition of coffee, but no one can figure out what makes coffee so bitter. In order to solve this mystery, science has to cook.

2014-12-25
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
High-quality coffee common sense coffee bean roasting theory

High-quality coffee common sense coffee bean roasting theory

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2014-11-14
The principle of mocha pot in the making skills of boutique coffee

The principle of mocha pot in the making skills of boutique coffee

Use precautions: 1, water level: use warm water, the water level is 0.5 cm under the safety valve. The safety valve will automatically relieve pressure when the lower pot pressure is too high, in order to prevent safety accidents. If the water level is higher than the safety valve, the function of the safety valve can not play normally. 2. Coffee powder: coffee powder is medium and fine-grained, filled with powder trough, and proper vibration of powder trough allows coffee powder to be filled with powder.

2015-01-21
Basic knowledge of boutique coffee how to bake coffee beans

Basic knowledge of boutique coffee how to bake coffee beans

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2015-03-09
Introduction to the video of foaming skills and production methods of Italian coffee machine

Introduction to the video of foaming skills and production methods of Italian coffee machine

Italian coffee machine foam skills 1, do not put the steam pipe into the milk, because there may be some condensed water vapor in the steam pipe, so before preparing to foam, you need to put it for a while to drain the excess water from the pipe. 2. Beginners can insert the thermometer into the container, then insert the steam pipe obliquely into the milk, and then turn on the steam switch. 3. Slowly turn the steam nozzle

2016-10-19
General knowledge of Fine Coffee Coffee Bean Baking Theory (1)

General knowledge of Fine Coffee Coffee Bean Baking Theory (1)

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2014-12-26
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