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Use a siphon pot to make delicious coffee Japanese coffee siphon single Japanese coffee utensils

Use a siphon pot to make delicious coffee Japanese coffee siphon single Japanese coffee utensils

(1) Caramelization: the sugar in coffee beans is caramelized at about 170-200 ℃, which is exactly the melting point of sucrose (185 ℃) and the temperature of the explosion stage when coffee beans are roasted. The product of caramelization is divided into two parts: 1. The dehydration product of sugar is caramel or sauce 2. The pyrolysis products are mainly volatile aldehydes and ketones. In general, in the caramelization reaction

2016-07-20
Analysis of the aroma of coffee from a chemical point of view

Analysis of the aroma of coffee from a chemical point of view

Whether you are a coffee expert or an ordinary coffee lover, you will be attracted by the attractive aroma of that freshly ground coffee every morning. What you don't know is that this fragrance actually contains thousands of chemicals. To give you a better understanding of the chemical components of coffee aroma, we have drawn the following chart: in the face of such a complex chemical symbol, you may be

2015-08-25
Dongguan Nestle Coffee Factory Exhaust Gas Disturbing People

Dongguan Nestle Coffee Factory Exhaust Gas Disturbing People

In Dongguan Nancheng Nestle factory near many residents complain: Don't think coffee smells fragrant, smell for a long time that is a kind of suffering! Nestle factories generally concentrate on emissions before 10 a.m. and after 7 p.m.

2014-05-29
Why does coffee smell so good? Caramelization and Mena reaction during coffee roasting

Why does coffee smell so good? Caramelization and Mena reaction during coffee roasting

The charming aroma of coffee is also the main reason why Napoleon, me and many coffee fans miss coffee all the time. But why on earth does the coffee smell so good? The most important thing, of course, is that coffee beans themselves are rich in a variety of raw materials, such as carbohydrates, proteins, lipids, organic acids, etc., and then heated and baked will start a series of complex reactions and create an attractive aroma.

2016-06-01
The process of coffee extraction what is the Mena reaction?

The process of coffee extraction what is the Mena reaction?

A few days before his death on St. Helena Island in 1821, his attendant, Marshal Bertrand, wrote about begging for it: "he asked for twenty times in the morning and asked me if I could give him some more coffee." "No, my lord, the doctor ordered you to drink only one spoonful of coffee. It's not time yet. You have a bad stomach. Drinking early will only make you vomit early. "he threw up nine times this morning.

2015-03-13
Exhaust gas from Nestle Coffee Factory in Dongguan disturbs people

Exhaust gas from Nestle Coffee Factory in Dongguan disturbs people

Many residents near the Nestle factory in Nancheng, Dongguan complained: don't think that coffee smells fragrant, it's a kind of suffering if you smell it for a long time! Nestle factories usually concentrate their emissions before 10:00 and after 7pm, when the white or even yellowish smoke can be clearly seen, and the coffee smells the most so that the windows are afraid to open. Public complaint: I have heard it for a long time.

2016-08-30
Why does coffee smell so good? Caramelization and Mena reaction during coffee roasting

Why does coffee smell so good? Caramelization and Mena reaction during coffee roasting

A few days before Napoleon died on St. Helena Island in 1821, his attendant Marshal Bertrand wrote about Napoleon begging: "he asked for twenty times in the morning and asked me if I could give him some more coffee." "No, my lord, the doctor ordered you to drink only one spoonful of coffee. It's not time yet. You have a bad stomach. Drinking early will only make you vomit early. "he threw up nine times this morning.

2015-08-31
Caramelization of coffee during roasting and Mena reaction roasting coffee bean roaster

Caramelization of coffee during roasting and Mena reaction roasting coffee bean roaster

A few days before Napoleon died on St. Helena Island in 1821, his attendant Marshal Bertrand wrote about Napoleon begging: "he asked for twenty times in the morning and asked me if I could give him some more coffee." "No, my lord, the doctor ordered you to drink only one spoonful of coffee. It's not time yet. You have a bad stomach. Drinking early will only make you vomit early. "he threw up nine times this morning.

2016-06-20
Where does the aroma of coffee come from? Why is it so attractive?

Where does the aroma of coffee come from? Why is it so attractive?

A few days before Napoleon died on St. Helena Island in 1821, his attendant Marshal Bertrand wrote about Napoleon begging: "he asked for twenty times in the morning and asked me if I could give him some more coffee. "No, sir, the doctor ordered only one spoonful. A few days before Napoleon died on St. Helena Island in 1821, his attendant Marshal Bertrand

2015-11-16
What's the aroma of coffee? Caramelization and Mena reaction during coffee roasting

What's the aroma of coffee? Caramelization and Mena reaction during coffee roasting

Boutique coffee beans must be excellent varieties, such as the original bourbon species, mocha species and Tippica species. The coffee beans produced by these trees have unique aroma and flavor, which is far from that of other tree species, but the relative yield is low. in recent years, in order to pursue the ability of disease and insect resistance and increase the yield, there have been many improved tree species, such as the massive promotion of high-yield rurial11 species in Kenya.

2016-05-26
Coffee technology uses siphon pots to make good coffee

Coffee technology uses siphon pots to make good coffee

Each barista uses a siphon pot to make coffee in his or her own way. After the coffee liquid is sucked into the pot, whether the upper pot forms a hill has been controversial in the industry. some people say that it must form a hill to complete the extraction, and if not, it will fail, including many professional books. Some people think that the hills are just good-looking, professional and stylish for coffee.

2014-09-27
Coffee making how to use a siphon pot to make good coffee

Coffee making how to use a siphon pot to make good coffee

Each barista uses a siphon pot to make coffee in his or her own way. After the coffee liquid is sucked into the pot, whether the upper pot forms a hill has been controversial in the industry. some people say that it must form a hill to complete the extraction, and if not, it will fail, including many professional books. Some people think that the hills are just good-looking, professional and stylish for coffee.

2015-01-13
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