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Coffee bean knowledge the method of judging the freshness of coffee beans

Coffee bean knowledge the method of judging the freshness of coffee beans

Have you ever seen oily coffee beans? Why do some coffee beans have a shiny surface, while others are "dry and comfortable" without greasy? What does the "oil" of coffee beans have to do with freshness? Should we buy coffee beans that are "oily" or "unoiled" in appearance? Coffee oil is not oil, which is evenly scattered on the surface of coffee beans. In fact, it is not "oil", but one.

2015-02-02
Coffee bean knowledge the method of judging the freshness of coffee beans

Coffee bean knowledge the method of judging the freshness of coffee beans

Have you ever seen oily coffee beans? Why do some coffee beans have a shiny surface, while others are "dry and comfortable" without greasy? What does the "oil" of coffee beans have to do with freshness? Should we buy coffee beans that are "oily" or "unoiled" in appearance? Coffee oil is not oil, which is evenly scattered on the surface of coffee beans. In fact, it is not "oil", but one.

2015-11-09
Knowledge of coffee beans and methods for judging the freshness of coffee beans

Knowledge of coffee beans and methods for judging the freshness of coffee beans

Have you ever seen oily coffee beans? Why do some coffee beans have a shiny surface, while others are "dry and comfortable" without greasy? What does the "oil" of coffee beans have to do with freshness? Should we buy coffee beans that are "oily" or "unoiled" in appearance? Coffee oil is not oil, which is evenly scattered on the surface of coffee beans. In fact, it is not "oil", but one.

2015-03-18
Coffee common sense coffee bean knowledge and the method of judging coffee bean freshness

Coffee common sense coffee bean knowledge and the method of judging coffee bean freshness

Have you ever seen oily coffee beans? Why do some coffee beans have a shiny surface, while others are "dry and comfortable" without greasy? What does the "oil" of coffee beans have to do with freshness? Should we buy coffee beans that are "oily" or "unoiled" in appearance? Coffee oil is not oil, which is evenly scattered on the surface of coffee beans. In fact, it is not "oil", but one.

2014-12-12
The method of judging the freshness of coffee beans

The method of judging the freshness of coffee beans

Have you ever seen oily coffee beans? Why do some coffee beans have a shiny surface, while others are "dry and comfortable" without greasy? What does the "oil" of coffee beans have to do with freshness? Should we buy coffee beans that are "oily" or "unoiled" in appearance?

2014-08-09
The method of judging the freshness of coffee beans in high-quality coffee

The method of judging the freshness of coffee beans in high-quality coffee

Have you ever seen oily coffee beans? Why do some coffee beans have a shiny surface, while others are "dry and comfortable" without greasy? What does the "oil" of coffee beans have to do with freshness? Should we buy coffee beans that are "oily" or "unoiled" in appearance? Coffee oil is not oil, which is evenly scattered on the surface of coffee beans. In fact, it is not "oil", but one.

2014-10-29
Are you still obsessed with coffee grease? Crema of espresso

Are you still obsessed with coffee grease? Crema of espresso

Many friends who use coffee utensils other than Italian machines always struggle with the fact that the coffee they make is free of oil. If we want to talk about this problem, let's look at it from two aspects. First, let's take a look at what's in a cup of black coffee besides water: caramelized sugars, flavored oils, quinic acid, and caffeine. If there is no flavor oil in the coffee, then stir-fry the coffee and stir-fry

2015-09-10
Walk into the coffee and stop worrying about the coffee grease!

Walk into the coffee and stop worrying about the coffee grease!

Many friends who use coffee utensils other than Italian machines always struggle with the fact that the coffee they make is free of oil. If we want to talk about this problem, let's look at it from two aspects. First, let's take a look at what's in a cup of black coffee besides water: caramelized sugars, flavored oils, quinic acid, and caffeine. If there is no flavor oil in the coffee, then stir-fry the coffee and stir-fry

2015-05-14
Determination method of Italian Coffee Oil flow rate

Determination method of Italian Coffee Oil flow rate

The flow rate of Italian coffee directly determines the taste of ESPRESSO, too fast flow rate will make the essence of coffee has not been dissolved into the water, but the water has passed through the coffee powder, resulting in coffee tasteless; too slow flow rate will make the essence and dross of coffee all into the water, resulting in coffee with obvious scorching taste or exciting bitter taste. For beginners, the control of velocity

2015-11-12
Determination method of Italian Coffee Oil flow rate

Determination method of Italian Coffee Oil flow rate

The flow rate of espresso directly determines the mouth and stomach of ESPRESSO, too fast flow rate will make the essence of coffee has not yet melted into the water, but the water has passed through the coffee powder, resulting in coffee tasteless; too slow flow rate will make coffee essence and dregs all into the water, resulting in coffee has a more scorched taste or exciting bitter taste. For beginners, the flow rate

2014-10-11
Italian Coffee making Forum Fine Coffee

Italian Coffee making Forum Fine Coffee

Condition 1: the grease blisters are large and do not last long. If this happens, the first thing you need to do is to check the roasting date of the coffee beans. Coffee beans produce a certain amount of nitrogen dioxide after roasting. If the coffee beans are just roasted, the coffee oil will be blistered and will not last long. What you need to do is to rest the coffee beans and let them

2016-06-04
The color of espresso crema tells us the knowledge of extraction.

The color of espresso crema tells us the knowledge of extraction.

The color of crema should be light reddish brown, but what does yellow-white or very black almost charred brown mean? The answer comes from drinks, because crema is actually carbon dioxide bubbles wrapped in brewed coffee, so the darker the foam means the stronger the coffee becomes a natural assumption. But in fact, it is very difficult to distinguish the color of coffee.

2014-12-30
Skills of making coffee cookies

Skills of making coffee cookies

Whether this cookie is delicious and crispy, the amount of oil is indispensable. Generally speaking, the oil content of cookies accounts for 70% of flour. There is even a 90% proportion. When there is oil in the flour, it will be crisp.

2014-07-18
Skills of making coffee cookies

Skills of making coffee cookies

Whether this cookie is delicious and crispy, the amount of oil is indispensable. Generally speaking, the oil content of cookies accounts for 70% of flour. There is even a 90% proportion. When there is oil in the flour, it will be crisp.

2014-07-18
Skills of making coffee cookies

Skills of making coffee cookies

Whether this cookie is delicious and crispy, the amount of oil is indispensable. Generally speaking, the oil content of cookies accounts for 70% of flour. There is even a 90% proportion. When there is oil in the flour, it will be crisp.

2014-07-18
The choice of how to open a coffee shop coffee cup

The choice of how to open a coffee shop coffee cup

Coffee must be professional, professional must pay attention to detail. Can make good coffee, it is necessary to use a good cup, different coffee, in fact, the requirements for the cup are also different. Chinese teacups are definitely the ancestors of coffee cups. The world's three largest drinks: tea, coffee, cocoa (ranked by the length of history, absolutely first). If the water of the teacup is deep, the coffee cup is not so deep. After all, Tao

2015-01-12
Analysis of roasting process of Coffee Bean Baking Technology

Analysis of roasting process of Coffee Bean Baking Technology

1. Dehydration: generally refers to the baking process below 170 degrees. Different baking appliances require different dehydration time, but it is usually best controlled at 5-8 minutes, depending on the water content of the beans. two。 Climbing temperature: usually the climbing temperature speed of baking is controlled between 7 and 14 degrees, which is related to the control of firepower, the better climbing temperature speed is controlled at about 10 degrees, and the water content of beans is different.

2015-01-08
The storage of coffee beans directly affects the quality of coffee beans. Water is the enemy of coffee storage.

The storage of coffee beans directly affects the quality of coffee beans. Water is the enemy of coffee storage.

Second, the storage of coffee beans 1. Factors affecting the quality of coffee beans Water is the enemy of coffee storage. Coffee oil is water-soluble, it makes coffee more flavor, and moist environment can spoil coffee oil. Another enemy of coffee beans is oxygen, which oxidizes volatile odors. That's why coffee beans are ground before making coffee. When coffee beans are ground

2015-11-03
Coffee brewing filter paper: the operation technology of qualitative filter paper diameter 11cm and the introduction of chemical experiment

Coffee brewing filter paper: the operation technology of qualitative filter paper diameter 11cm and the introduction of chemical experiment

Brand: curious model: dxlz medium speed qualitative filter paper chemical experiment: filter paper is often used in the experiment together with filter funnel and Brinell funnel and other instruments. The filter paper needs to be folded into a suitable shape before use. The common folding method is to fold the filter paper into a flower-like shape. The higher the folding degree of the filter paper is, the higher the surface area can be provided, and the better the filtration effect is.

2015-12-28
Determination method of Espresso Oil in Italian Coffee flow rate

Determination method of Espresso Oil in Italian Coffee flow rate

The flow rate of Italian coffee directly determines the taste of ESPRESSO, too fast flow rate will make the essence of coffee has not been dissolved into the water, but the water has passed through the coffee powder, resulting in coffee tasteless; too slow flow rate will make the essence and dross of coffee all into the water, resulting in coffee with obvious scorching taste or exciting bitter taste. For beginners, the control of velocity

2015-08-06
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