Coffee Technology

Making Coffee Animation by Love pressure

A small animation will let you know what Elle pressure is and how it makes coffee.

Judging the blockage of smoke exhaust pipe of coffee roaster and the method of checking and cleaning

Pipe congestion is always a headache for professional coffee roasting.

Smell, watch and peel to judge the freshness of coffee

Freshness is the life of coffee. The best drinking period of roasted coffee beans is 6 days, while the best drinking period of ground powder is only 3 days. How to determine the freshness of coffee beans?

What are the packaging skills of coffee beans?

When the baking is finished, the coffee will be ready to use. It is important to pack it as soon as possible to avoid the loss of aroma and keep it fresh. After contact with the air, the water and oxygen in the air accelerate the oxidation process, making the quality of coffee worse.

Processing methods of low caffeine coffee beans

At present, there are three ways to remove caffeine from coffee beans: 1. Water treatment can remove 9496% of the caffeine. 2. Chemical extraction method, early use chloroform (Chloroform), benzene (Benzene) as solvent to extract caffeine, later understand that these chemicals cause cancer, and gradually be replaced by other low-hazard chemicals, but after all, the chemical substances are not natural enough, this method can extract 9.

Processing method of high-quality coffee beans coffee refining method

There are a pair of oval seeds in the center of the fruit of the coffee tree, which are covered with exocarp, endocarp and pulp. Ripe fruit will rot in a short period of time without treatment, so the purpose of refining is to enable coffee beans to be preserved for a long time, easy to store and circulate.

Coffee bean grinding program

According to the particle size, it can be divided into: 1. Fine grinding particles are as fine as sugar.

Production technology of Italian espresso

Exploring the principle and professional technology of Italian espresso has a good guiding significance for the operators of professional coffee machines.

Look at the news and ask for the purchase of high-quality coffee beans.

Smell, of course, is the smell of coffee, especially under the condition that bags of coffee are not allowed to be opened, smell plays a particularly prominent role in judging the freshness of coffee beans. Since the production time printed on the coffee bean packaging is generally the packaging time, rather than the real baking time, whether the coffee is really fresh and whether it is properly preserved depends on the smell.

How to distinguish between good and bad coffee

Because coffee contains caffeine, it can excite the central nervous system of the brain, refresh and eye-catching after drinking, eliminate fatigue and drowsiness, and improve work efficiency. Coffee has a unique aroma and color, giving people the enjoyment of color, aroma, taste and so on. Therefore, coffee is deeply loved by the masses and has become one of the main drinks in people's daily life.

Smell the fragrance and watch the color to teach you to taste coffee gracefully

You can add a little sugar and milk to pure black coffee, or you can add spices such as cinnamon to your coffee in European style, as in Africa and Arabia; if you are not used to the bitter taste of coffee, you can also add some juice you like to your coffee.

The production of specialty coffee

Drunk coffee: a cup of hot coffee is about 8 cents full, add 10 ml red orange peel wine, rotate and add a layer of whipped cream, sprinkle cinnamon powder and finely diced orange peel. Sweet, smooth and intoxicating. Royal Coffee (Flame Coffee): one of the classic fancy coffee. Pour the coffee into the cup, put the whole cube sugar on a special spoon, and drop 2-3 drops of BRANDY.

The basic chemical reaction of coffee roasting process

Many thermal and chemical reactions take place during baking: decarbonation, dehydration of quinic acid, subdivision, isomerization, polymerization, and complex sugar reactions (caramelization). The main components of the thermal reaction are monosaccharides and sucrose, chlorogenic acid, free amino acids, and fenugreek amide. Both aravinose and calactose in the polysaccharides are transferred, and the basic vulcanization contains hydroxylated amino acid.

Principle structure diagram of conventional coffee roaster

Principle structure diagram of conventional coffee roaster

Roasting principle of coffee beans

The small, high-altitude raw Arabica coffee beans are like a warehouse full of chemicals. At present, scientists have identified more than 2, 000 known ingredients, of which 70 to 850 are aromatic ingredients, which can be called the most fragrant in the human diet. There are only 150 kinds of vanilla used for seasoning in the catering industry, and the mellow composition of wine is far from it.

Essentials of roasting coffee

Stir-frying raw coffee beans can show the unique color, taste and aroma of coffee. 80% of the taste of coffee is determined by frying, so the quality of coffee also depends on frying technology.

The making of several common kinds of coffee-2

23, Maggiadoto Macciato: material espresso machine making method: coffee powder 7g milk foam moderate amount general coffee making method: coffee powder 18g milk foam moderate production method (one person) first pour the coffee into the cup and add 3 to 5 tablespoons of milk foam (no fresh milk), is a cup of Macciato 24, Swiss chocolate coffee: chocolate has always been European

The making of several common kinds of coffee-1

First, Brazil (South America) Santos coffee: Santos taste mellow, neutral, can be directly boiled, or mixed with other kinds of coffee beans into a comprehensive coffee, is also a good choice. Second, Columbia (South America) MANDELING: the taste is rich and solid, with a pleasant sour taste. Mellow smell, moderate acidity, rich sweetness, very intriguing, suitable for deep baking

[90 Coffee] heartfelt Lafayette Coffee-simple 7 steps teach you to make something as beautiful as in the store.

Heart pull Coffee simple 7 steps teach you to make the same beautiful heart pull coffee as in the store. When it first came out, it strongly attracted the attention of the public with magical and gorgeous techniques. Her beautiful and changeable appearance, rich and delicate taste, gorgeous and strange techniques, all show a different kind of beauty. When you see the floating leaves in the coffee cup, floating one by one

An amazing coffee portrait.