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Basic knowledge of boutique coffee what is tannin

Basic knowledge of boutique coffee what is tannin

Tannin, one of the main chemical components of coffee beans, accounts for about 7% of the total chemical composition of coffee beans. After extraction, tannic acid will turn into a yellowish powder and easily dissolve in water. Once heated, it will decompose to produce pyrosylic acid, making the taste of coffee worse. Because of this, a cup of brewed coffee will lose its taste and taste if it is not drunk immediately.

2014-11-18
Boutique coffee common sense what is tannin?

Boutique coffee common sense what is tannin?

Tannin, one of the main chemical components of coffee beans, accounts for about 7% of the total chemical composition of coffee beans. After extraction, tannic acid will turn into a yellowish powder and easily dissolve in water. Once heated, it will decompose to produce pyrosylic acid, making the taste of coffee worse. Because of this, a cup of brewed coffee will lose its taste and taste if it is not drunk immediately.

2014-12-24
At present, the most important coffee beans mainly come from two varieties.

At present, the most important coffee beans mainly come from two varieties.

At present, the most important coffee beans mainly come from two varieties, namely, Arabica and Robusta. The growth environment, cultivation mode, shape, chemical composition and even the processing methods of raw beans are different between the two kinds of coffee beans. Generally speaking, the better and more expensive coffee beans come from Arabica beans.

2015-01-14
Coffee common sense how to brew a cup of Espresso coffee

Coffee common sense how to brew a cup of Espresso coffee

Brewing a cup of "good" Espresso coffee, before and after, there are probably the following factors: the composition of coffee beans, the grinding of roasted and preserved coffee beans, the quantity and the initial temperature of filling and brewing, the amount of pressure extraction and other additives.

2015-04-20
The coffee flavor of Sidamo, Ethiopia is very diverse. Guji Guji Shakiso Shakisso producing area

The coffee flavor of Sidamo, Ethiopia is very diverse. Guji Guji Shakiso Shakisso producing area

Ethiopian Sidamo Shakisso Natural country: Ethiopia: Guji region Shakiso production area altitude: 1800-2000 treatment: elevated bed sunburn varieties: local native species Heirloom producer: local smallholder flavor: lemon, mango, blueberry, wine Sidamo coffee flavor is very diverse, because of different soil composition, region

2016-04-13
Introduction to the grade of Ethiopian coffee beans

Introduction to the grade of Ethiopian coffee beans

The coffee producing areas of Ethiopia are Sidamo, Harald and Sidamo, Harrar and Yirgacheffe. Sidamo and Harrar are provinces and divisions. Sidamo is located in the south of Ethiopia bordering Kenya, and Harrar borders Somalia in the east of Ethiopia. Although Yirgacheffe is a community in the Sidamo region, due to soil composition and water content and other reasons.

2016-06-03
About the roasting of coffee

About the roasting of coffee

Roasting: this heat treatment causes significant chemical and physical changes in the structure and composition of raw coffee, causing the beans to darken and emit the characteristic aroma of roasted coffee.

2014-07-04
Roasting principle of coffee beans

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.

2014-08-15
Effects of caffeine, tannic acid and fat in coffee on the body

Effects of caffeine, tannic acid and fat in coffee on the body

The composition of caffeine and its effect on the body are introduced. It has a particularly strong bitter taste and stimulates the central nervous system, heart and respiratory system. Appropriate amount of caffeine can also reduce muscle fatigue and promote digestive juice secretion. Because it promotes kidney function, it is diuretic and helps the body to expel excess sodium ions from the body. But eating too much can lead to caffeine poisoning. After the tannic acid is boiled

2015-03-05
The basis of coffee: coffee roasting

The basis of coffee: coffee roasting

Roasting: this heat treatment causes significant chemical and physical changes in the structure and composition of raw coffee, causing the beans to darken and emit the characteristic aroma of roasted coffee.

2014-06-06
Coffee cup creative design: European British coffee cup Phnom Penh bone porcelain coffee cup saucer flower teacup

Coffee cup creative design: European British coffee cup Phnom Penh bone porcelain coffee cup saucer flower teacup

Brand: Fengyuan Ceramic Color Classification: Europa Light Blue [one cup one plate] Coffee Cup Accessories: plate material: 45% bone powder bone porcelain [product name]: O'Barrow light blue gold foil cup and plate [composition]: 1 / into [material]: bone porcelain with 46% bone content [specification]: 200Ml (capacity); 15.2*15.2CM (plate); 10.4CM (caliber) 5.9CM (cup height) [recommended]: EU

2015-12-24
Types of specialty coffee beans

Types of specialty coffee beans

At present, the most important coffee beans mainly come from two varieties, namely coffeaarabica and coffeacanephore. The former is the so-called arabica growing coffee beans. The latter is also known as robusta to grow coffee beans. The plants, cultivation methods, environmental conditions, appearance, chemical composition and even the processing methods of the subsequent raw beans of the two kinds of coffee beans are different.

2015-01-31
The taste of a single cup of coffee the bitterness of coffee

The taste of a single cup of coffee the bitterness of coffee

The bitterness of coffee: the color, aroma, and taste of coffee are caused by complex chemical changes that take place during roasting. Therefore, raw beans must go through appropriate chemical procedures 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 coffee is hot.

2015-02-04
Learn about the choice of milk before pushing and closing the pattern of Italian coffee.

Learn about the choice of milk before pushing and closing the pattern of Italian coffee.

Coffee flower is a comprehensive skill: 1, need to understand Italian blending, Italian baking, Italian extraction and control of many factors; 2, need to understand milk selection, milk composition, milk foaming and treatment of fusion; 3, need to understand coffee grinder, coffee machine use principle, adjustment, maintenance; 4, need to understand the selection of cups

2016-07-28
Experience the different tastes of coffee

Experience the different tastes of coffee

The color, aroma and taste of coffee are caused by some complex chemical changes that take place during the baking process. Generally speaking, we use strong alcohol to show the round, mellow and strong taste of coffee.

2014-09-11
Delicious coffee brewing method

Delicious coffee brewing method

Filter paper brewing method in the heating process, there are few chemical changes, coffee bean composition will not deteriorate, this is one of the brewing methods to make delicious coffee. Brewing with filter paper is not only simple and hygienic, but also convenient for post-treatment. There are many kinds of follicular coffee makers, and the three-hole filter paper brewer is the easiest to buy here. 3 people: medium baking, medium research

2014-12-04
Basic knowledge of boutique coffee the bitter acid and alcohol of coffee

Basic knowledge of boutique coffee the bitter acid and alcohol of coffee

The bitterness of coffee: the color, aroma, and taste of coffee are caused by complex chemical changes that take place during roasting. Therefore, raw beans must go through appropriate chemical procedures 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 coffee is hot.

2014-12-05
Basic knowledge of boutique coffee the bitter acid and alcohol of coffee

Basic knowledge of boutique coffee the bitter acid and alcohol of coffee

The bitterness of coffee: the color, aroma, and taste of coffee are caused by complex chemical changes that take place during roasting. Therefore, raw beans must go through appropriate chemical procedures 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 coffee is hot.

2015-05-04
Ethiopian Sidamo African boutique coffee

Ethiopian Sidamo African boutique coffee

The coffee flavor of Sidamo is very diverse, because of the different soil composition, regional microclimate and countless native coffee varieties, the coffee produced in each urban area has obvious differences and characteristics. Sidamo producing area (Sidama) is located in the south of Ethiopia. The industry here is mainly agricultural, and the coffee growing area is located around the Great Rift Valley (Great Rift Valley) of East Africa.

2016-05-30
Degas painting Cafe

Degas painting Cafe

At the end of the 19th century, city cafes were very familiar to artists and even became the subject of their work. Degas painted Cafe from a different angle.

2014-05-14
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