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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
Gawatt Mood Coffee Cup Change the cartoon character expression on the cup by turning the cup or cup sleeve

Gawatt Mood Coffee Cup Change the cartoon character expression on the cup by turning the cup or cup sleeve

Design studio Backbone Branding created this fun takeaway coffee mug for Armenian Gawatt restaurant. coffee mug consists of a rotating steam-style sleeve and cup. The designer has designed three different expressions in each cup. Users can change the cartoon character's expression by rotating the cup or sleeve to represent their mood.

2016-01-18
How much is the impact of the stepless bean grinder on coffee? How to choose bean grinder

How much is the impact of the stepless bean grinder on coffee? How to choose bean grinder

Some people say that compared with hand brewing, Italian concentrated flavor has more variables, such as: water temperature plus or minus 1 degree Celsius, thickness change 0.5 scale, brewing time plus or minus 30 seconds, the height of the hand pot from the filter cup, and so on. Will change the flavor characteristics of the final pot of coffee. What about Italian condensation? The amount of powder is a little more and the thickness is changed a little bit, in the cognition of many people.

2016-05-04
The five-year and three-year changes of the cafe

The five-year and three-year changes of the cafe

When it comes to the changes in Suzhou, we have to start with this small cafe. In June 2002, I graduated from the military academy and assigned to work in Suzhou Armed Police Detachment. In September of the same year, my wife and I were introduced by the leader. My wife is a native of Suzhou and lives in Xiayuan New Village, so our first date was in a Cuban cafe at the junction of East Ring Road and Jinjihu Road, the most famous.

2014-07-25
Coffee machine Huky500 coffee roaster structure diagram and roasting operation

Coffee machine Huky500 coffee roaster structure diagram and roasting operation

It has been three years since the publication of Huky300. Over the past three years, I have known a lot of coffee friends, and I have also received advice from many friends on Huky300. I happened to have the experience of helping my friend Yang change the drum by one kilogram last month. I thought that maybe I should also make some changes for Huky300. After more than a month of conception, design, and trial production, the final edition was finally finalized. The main changes this time are: 1. The inner tube is enlarged and the mixing sheet is increased.

2014-10-22
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
Will coffee beans wither when stored for a long time? How to preserve coffee beans correctly

Will coffee beans wither when stored for a long time? How to preserve coffee beans correctly

Deterioration refers to the change in which the properties of polymers are reduced and cannot be recovered. Due to the action of heat, light, ultraviolet light, oxygen, ozone and various chemicals, polymer materials will change their physical or chemical properties, such as discoloration, cracking, intensity reduction and so on. These external conditions can cause the breakage or cross-linking of the polymer main chain, resulting in structural changes and reduced properties. Roasted coffee

2015-09-10
Wild Coffee Bean scientists: climate change could lead to Wild Coffee extinction in 2080

Wild Coffee Bean scientists: climate change could lead to Wild Coffee extinction in 2080

Abstract: if you are still calmly drinking coffee and reading the news, you may not be able to calm down immediately. If global climate change continues, plants from major coffee bean producers will be affected, unable to provide high-quality coffee bean products, and coffee is likely to move in 2080, according to Royal Botanical Gardens researchers. If you're still calmly drinking coffee,

2016-05-05
A summary of the loading and thickness of pressed powder

A summary of the loading and thickness of pressed powder

A summary of the loading and thickness of pressed powder

2014-06-12
Color change of coffee beans during roasting

Color change of coffee beans during roasting

Roasting turns light green (or light yellow) raw coffee beans into the familiar tea-brown coffee beans, which slowly change from green to yellow, then to brown, and finally to brown.

2014-06-18
The sour, mellow and bitter taste of coffee is caused by complex chemical changes in roasting.

The sour, mellow and bitter taste of coffee is caused by complex chemical changes in roasting.

The color, aroma and taste of coffee are caused by some complex chemical changes that take place during the baking process. So raw coffee beans must go through a proper chemical process to achieve the most balanced state of its essential ingredients in order to be regarded as the best baked beans. The aroma of coffee will change with the heat, so the baking time should be shortened as much as possible, and the heat should be controlled within the range of heat.

2015-06-15
Scientists: climate change could lead to the extinction of wild coffee in 2080

Scientists: climate change could lead to the extinction of wild coffee in 2080

If you are still calmly drinking coffee and reading the news, you may not be able to calm down soon. If global climate change continues, plants from major coffee bean producers will be affected, unable to provide high-quality coffee bean products, and coffee could become extinct in 2080, according to Royal Botanical Gardens researchers. Through field visits and plant specimens, the researchers

2014-04-27
The preservation method of siphon filter cloth how to change the siphon filter cloth

The preservation method of siphon filter cloth how to change the siphon filter cloth

If the flannel filter cloth of the siphon pot is not preserved properly, it will not only produce a bad smell, but also mildew, completely destroying a good cup of coffee. Therefore, we must pay attention to the filter element should be soaked in clean water after each use, and remember to change the water every day. If you don't use it for many days, you can put the soaked container in the freezer and rinse and thaw before use. If the filter cloth already has a bad smell, you can try it.

2016-01-18
The trade pattern of raw coffee beans is changing, with both challenges and opportunities.

The trade pattern of raw coffee beans is changing, with both challenges and opportunities.

Coffee is our beloved, and global coffee consumption has nearly doubled in the past 40 years, with an average of 2.25 billion cups of coffee consumed every day, of which about 400 million cups are consumed in the United States alone. But do you know where coffee comes from, how it is made, and how it becomes a delicacy in our cups? In order to change the mass consumer

2016-06-19
The trade pattern of raw coffee beans is changing, with both challenges and opportunities.

The trade pattern of raw coffee beans is changing, with both challenges and opportunities.

Coffee is our beloved, and global coffee consumption has nearly doubled in the past 40 years, with an average of 2.25 billion cups of coffee consumed every day, of which about 400 million cups are consumed in the United States alone. But do you know where coffee comes from, how it is made, and how it becomes a delicacy in our cups? In order to change the mass consumer

2016-05-21
How much does a stepless grinder affect coffee? Effect of bean grinder on coffee

How much does a stepless grinder affect coffee? Effect of bean grinder on coffee

Some people say that Italian concentrated flavor is more variable than hand-brewed coffee, such as: water temperature plus or minus 1 degree Celsius, thickness change 0.5 scales, brewing time plus or minus 30s, height of hand-brewed pot from filter cup, etc., will change the flavor characteristics of the final pot of coffee. And what about espresso? A little more powder, a little less thickness, in many people's perception,

2016-05-06
Scientists predict that wild coffee could lead to extinction in 2080 due to climate change

Scientists predict that wild coffee could lead to extinction in 2080 due to climate change

If you are still calmly drinking coffee and reading the news, you may not be able to calm down soon. If global climate change continues, plants from major coffee bean producers will be affected, unable to provide high-quality coffee bean products, and coffee could become extinct in 2080, according to Royal Botanical Gardens researchers. Through field visits and plant specimens, the researchers

2016-06-03
Technical explanation of coffee pressing powder, filling powder and powder thickness

Technical explanation of coffee pressing powder, filling powder and powder thickness

1. How much should the scale of the flour grinder be adjusted? The scale is just a reference. Different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. It is better to understand it this way: the scale only tells you which direction is thick and which is fine. When you find a suitable powder thickness, the role of the scale will show a little bit.

2014-05-16
Structure diagram and roasting operation of Huky500 coffee roaster

Structure diagram and roasting operation of Huky500 coffee roaster

It has been three years since the publication of Huky300. Over the past three years, I have known a lot of coffee friends, and I have also received advice from many friends on Huky300. I happened to have the experience of helping my friend Yang change the drum by one kilogram last month. I thought that maybe I should also make some changes for Huky300. After more than a month of conception, design, and trial production, the final edition was finally finalized. The main changes this time are: 1. The inner tube is enlarged and the mixing sheet is increased.

2015-07-06
The trade pattern of raw coffee beans is changing, with both challenges and opportunities.

The trade pattern of raw coffee beans is changing, with both challenges and opportunities.

Coffee is our beloved, and global coffee consumption has nearly doubled in the past 40 years, with an average of 2.25 billion cups of coffee consumed every day, of which about 400 million cups are consumed in the United States alone. But do you know where coffee comes from, how it is made, and how it becomes a delicacy in our cups? In order to change the mass consumer

2016-07-27
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