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Analysis of the principle of coffee roasting on heat conduction, convection and radiation

Analysis of the principle of coffee roasting on heat conduction, convection and radiation

Coffee roasting will face a variety of problems, only familiar with the principle of coffee roasting, continue to accumulate experience, coupled with improvisation, baristas can master superb skills. To do a good job in baking, every production link can not be ignored, the selection of materials should be fastidious, the weighing of materials should be accurate, and the operation should be careful. Baking is a science. To understand the principle of baking, we must first understand heat conduction and convection.

2014-10-18
Coffee machine: the principle of single boiler heat exchanger

Coffee machine: the principle of single boiler heat exchanger

Sky.zhaoyao 's coffee machine: the principle of a single boiler heat exchange since Luigi Bezzera launched the first commercial coffee machine with steam pressure in 1901, whether it is the Pavoni Gaggia or other machines that use steam or pistons as pressure, there is only one boiler: the bottom of the boiler is the hot water for brewing coffee, and the top provides steam, but in order to produce steam, the whole

2014-07-28
Coffee roasting principle: a detailed explanation of heat conduction, convection and radiation

Coffee roasting principle: a detailed explanation of heat conduction, convection and radiation

Introduction: coffee roasting will face a variety of problems, only familiar with the roasting principle of coffee, continue to accumulate experience, coupled with improvisation, baristas can master superb skills. To do a good job in baking, every production link can not be ignored, the selection of materials should be fastidious, the weighing of materials should be accurate, and the operation should be careful. Baking is a science. To understand the principle of baking, you must first understand heat conduction,

2015-11-26
The principle of Coffee making the common brewing methods of coffee

The principle of Coffee making the common brewing methods of coffee

The way of making coffee the way of making coffee is generally classified as the following. ■ Evellick brewing (Turkish Coffee): this is a concentrated, high concentration, with a little aroma of coffee. Heat the copper coffee pot. Put an appropriate amount of coffee powder and sugar in the pot (1 teaspoon per cup) and grind them, then brew them with boiling water.

2015-04-11
Coffee common sense four principles to be followed in making a cup of Espresso

Coffee common sense four principles to be followed in making a cup of Espresso

(1) the quantity of coffee beans must be standard, generally 14-16 grams per cup, using good quality deep-roasted coffee beans. (2) the grinding powder should be of appropriate particle size, not too coarse or too fine. Coffee beans are too coarse or too fine to make thick and delicious espresso. When the coffee powder is too coarse, the gap in the filter bowl is too big, the resistance to water is not enough, and the coffee flow rate is too fast, which is easy to cause extraction.

2015-04-22
Basic knowledge of coffee four principles to be followed in making a cup of Espresso

Basic knowledge of coffee four principles to be followed in making a cup of Espresso

(1) the quantity of coffee beans must be standard, generally 14-16 grams per cup, using good quality deep-roasted coffee beans. (2) the grinding powder should be of appropriate particle size, not too coarse or too fine. Coffee beans are too coarse or too fine to make thick and delicious espresso. When the coffee powder is too coarse, the gap in the filter bowl is too big, the resistance to water is not enough, and the coffee flow rate is too fast, which is easy to cause extraction.

2014-11-07
Seven principles of perfect Coffee

Seven principles of perfect Coffee

Here are seven simple rules for making good coffee: use freshly roasted coffee beans and store them for no more than a week, preferably those roasted half an hour ago. Store the coffee beans in a dark container. Freshly ground coffee beans before blending. Leave the water in the faucet for a few seconds before use, and then boil it with the fresh cold water that has just flowed out of the faucet.

2014-05-28
Seven principles of perfect Coffee

Seven principles of perfect Coffee

To make good coffee, here are seven simple rules for reference: A. Use freshly roasted coffee beans and store them for no more than a week, preferably those roasted half an hour ago. b. Store the coffee beans in a dark container. c. Freshly ground coffee beans before blending. d. Leave the water from the faucet for a few seconds before use, and then use the fresh cold water that has just flowed out of the faucet

2014-07-12
Seven principles of Fine Coffee

Seven principles of Fine Coffee

To make good coffee, here are seven simple rules for reference: A. Use freshly roasted coffee beans and store them for no more than a week, preferably those roasted half an hour ago. b. Store the coffee beans in a dark container. c. Freshly ground coffee beans before blending. d. Leave the water from the faucet for a few seconds before use, and then use the fresh cold water that has just flowed out of the faucet

2015-05-23
Baking principles and classification of coffee beans

Baking principles and classification of coffee beans

The raw coffee beans are fried to make the coffee beans show a unique coffee color, aroma and taste. The most important thing of frying and baking is to be able to stir-fry the inside and outside of the beans evenly without overscorching. 80% of the taste of coffee depends on roasting, which is the most important and basic condition for making good coffee. The basic principle of ● fried culture the most important thing is to be able to stir-fry the inside and outside of the beans evenly.

2014-07-04
The basic principles of coffee roasting

The basic principles of coffee roasting

Roast raw coffee beans to give them a unique color, aroma and taste. The most important thing about frying and baking is that the inside and outside of the beans can be evenly fried and not burnt. 80% of coffee taste depends on roasting, which is the most important and basic condition for brewing good coffee.● The basic principle of frying The most important thing is to be able to fry the inside and outside of the beans evenly

2015-05-28
Knowledge of boutique coffee roasting methods and principles of coffee roasting (figure)

Knowledge of boutique coffee roasting methods and principles of coffee roasting (figure)

The raw coffee beans are fried to show a unique brown color, aroma and taste. The most important thing of frying and baking is to be able to stir-fry the inside and outside of the beans evenly without overscorching. 80% of the taste of coffee depends on roasting, which is the most important and basic condition for making good coffee. The basic principle of ● fried culture the most important thing is to be able to stir-fry the inside and outside of the beans evenly. First

2014-12-28
Basic knowledge of fine coffee seven principles of perfect coffee

Basic knowledge of fine coffee seven principles of perfect coffee

To make good coffee, here are seven simple rules for reference: A. Use freshly roasted coffee beans and store them for no more than a week, preferably those roasted half an hour ago. b. Store the coffee beans in a dark container. c. Freshly ground coffee beans before blending. d. Leave the water from the faucet for a few seconds before use, and then use the fresh cold water that has just flowed out of the faucet

2014-12-04
General knowledge of fine coffee there should be principles in drinking coffee

General knowledge of fine coffee there should be principles in drinking coffee

Here are seven simple rules for making good coffee: use freshly roasted coffee beans and store them for no more than a week, preferably those roasted half an hour ago. Store the coffee beans in a dark container. Freshly ground coffee beans before blending. Leave the water in the faucet for a few seconds before use, and then boil it with the fresh cold water that has just flowed out of the faucet.

2014-11-27
Understand the working principle of Italian coffee machine basic knowledge of coffee

Understand the working principle of Italian coffee machine basic knowledge of coffee

Italian coffee machine uses freshly ground coffee powder to brew coffee with a high concentration, and the coffee surface has a thick layer of oil, the taste is also more fragrant, favored by many people. General coffee machine is mainly used for grinding coffee, at the same time, many people also choose Italian coffee machine in order to make the coffee taste more rich, because this kind of coffee machine

2015-08-20
Baking principles and classification of high-quality coffee beans

Baking principles and classification of high-quality coffee beans

The raw coffee beans are fried to make the coffee beans show a unique coffee color, aroma and taste. The most important thing of frying and baking is to be able to stir-fry the inside and outside of the beans evenly without overscorching. 80% of the taste of coffee depends on roasting, which is the most important and basic condition for making good coffee. The basic principle of ● fried culture the most important thing is to be able to stir-fry the inside and outside of the beans evenly.

2014-12-10
The basic knowledge of coffee machine the principle of single boiler heat exchange

The basic knowledge of coffee machine the principle of single boiler heat exchange

Since Luigi Bezzera launched the first commercial coffee machine with steam pressure in 1901, whether it is the Pavoni Gaggia or other machines that use steam or pistons as pressure, there has been only one boiler: the bottom of the boiler is the hot water for brewing coffee, and the top provides steam, but in order to make steam, the whole boiler must be heated to boiling, causing hot water near the boiling point to burn.

2015-07-08
Illustration and Principle Analysis of Coffee Brewing in French Press Pot

Illustration and Principle Analysis of Coffee Brewing in French Press Pot

French press pot also known as French press pot, tea maker, French Press French press pot: Originated in France around 1850, a simple brewing appliance consisting of a heat-resistant glass bottle body (or transparent plastic) and a metal filter with a pressure rod. At first, it was mostly used for brewing black tea, so it was also called a tea maker. The principle of using a pressure pot to brew coffee: use the steeped recipe

2015-05-22
Basic knowledge of boutique coffee methods and principles of coffee roasting

Basic knowledge of boutique coffee methods and principles of coffee roasting

The raw coffee beans are fried to make the coffee beans show a unique coffee color, aroma and taste. The most important thing of frying and baking is to be able to stir-fry the inside and outside of the beans evenly without overscorching. 80% of the taste of coffee depends on roasting, which is the most important and basic condition for making good coffee. The basic principle of ● fried culture the most important thing is to be able to stir-fry the inside and outside of the beans evenly.

2014-11-14
The basic principles of fine coffee grinding

The basic principles of fine coffee grinding

Generally speaking, a good grinding method should include the following four basic principles: the degree of grinding of the cooking method should be determined. The degree produced during grinding is low. The powdered particles should be evenly ground after grinding. Grind the pottage before cooking. No matter what kind of grinder is used, there will be friction in the mill. However, most of the good products are highly explosive, and the degree of grinding will increase the occurrence.

2014-09-04
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