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General knowledge of roasting of fine coffee beans by hand

General knowledge of roasting of fine coffee beans by hand

When it comes to companionship, the layman always thinks it is difficult. But as long as you can really grasp a few key points, it will be very difficult not to return. At the beginning, you may not be able to stir-fry well, but after you are proficient, you can skillfully add or subtract Chengdu according to your own preferences. Here will introduce to you the manual method of using hand filter: 1. Buy a filter with a handle. The best choice of raw coffee beans is Central and South American.

2014-12-09
Common problems and solutions in making espresso

Common problems and solutions in making espresso

If you work in a coffee shop, you should always be on guard against emergencies. The slightest thing can make your day very bad. This may be the general rule of the catering industry. As a barista, this little thing is likely to be a cup of coffee that failed to make, or a question asked by a customer that you can't answer. Today, let's share together

2015-03-13
The roasting of coffee has a great influence on the quality of coffee. The normal roasting procedure of coffee beans

The roasting of coffee has a great influence on the quality of coffee. The normal roasting procedure of coffee beans

Coffee roasting is the coking of raw coffee beans at high temperature. Roasting completely changes the substances inside the raw beans to produce new compounds, which are recombined to form aroma and mellow flavor. And this effect will only happen at high temperature, if you only use low temperature, it will not cause decomposition, no matter how long the coffee beans are not cooked. Most people think that baking is nothing, just using firefighters.

2015-12-01
The effect of temperature on coffee how to taste a cup of coffee with warm coffee

The effect of temperature on coffee how to taste a cup of coffee with warm coffee

People's tongues, noses, and receptors for different tastes also have different receptivity at different temperatures. Sour things will be more peaceful at high temperatures (such as Hot Lemon Tea). If you drink some single coffee, which is mainly sour, you will find that the hot coffee is not sour when drinking, but feels very sour when it gets cold, that is, the decrease in temperature affects us.

2016-06-15
Roasting analysis of professional coffee

Roasting analysis of professional coffee

Once the coffee seed is planted, no one can change its final quality. However, the color, aroma, bioactive components and health characteristics of coffee are related to the roasting process.

2014-06-25
Coffee blending and coffee roasting talk about coffee boutique coffee

Coffee blending and coffee roasting talk about coffee boutique coffee

People's tongues, noses, and receptors for different tastes also have different receptivity at different temperatures. Sour things will be more peaceful at high temperatures (such as Hot Lemon Tea). If you drink some single coffee, which is mainly sour, you will find that the hot coffee is not sour when drinking, but feels very sour when it gets cold, that is, the decrease in temperature affects us.

2016-06-12
Color, Flavor and characteristic changes of Coffee beans during roasting difference in roasting degree of Coffee

Color, Flavor and characteristic changes of Coffee beans during roasting difference in roasting degree of Coffee

Roasting is the last and most important step in the processing of coffee beans after being picked. Raw coffee beans cannot be directly used as drinking coffee. All coffee beans must be roasted before grinding and brewing. Unbaked coffee is often called raw coffee, which has a shelf life of up to one year compared with roasted coffee. The size of raw coffee beans

2016-01-22
Baking can be divided into three stages: drying, high temperature decomposition and cooling.

Baking can be divided into three stages: drying, high temperature decomposition and cooling.

Drying in the early stages of baking, raw beans begin to absorb heat and the internal water gradually evaporates. At this time, the color gradually changed from turquoise to yellow or light brown, the silver film began to fall off, and a faint smell of grass could be smelled. The main function of this stage is to remove moisture, which accounts for about half of the baking time. Because water is a good thermal conductor, it helps to bake the internal substance of coffee beans. So, although the eye

2015-05-28
4 Ways to Make a Good Coffee

4 Ways to Make a Good Coffee

Let's take the most popular Italian coffee as an example to explain the essentials of production in detail. To make a good cup of coffee, there are four elements: the choice of coffee machine, the quality of coffee beans, human factors, environmental changes, and any of the above factors are indispensable. Coffee machine selection 1. Boiler capacity: boiler capacity is large, the outlet water temperature is more stable, coffee quality is also more stable

2015-08-26
Espresso principle

Espresso principle

The aroma components dissipate easily-the rich aroma emitted when grinding fresh coffee has inspired the poet for hundreds of years. In order to capture these aromas in coffee cups, all kinds of beautiful shapes and strange coffee machines have come out one after another, thus achieving this arduous super task. Make the brewed coffee as fragrant as the freshly ground coffee

2014-08-30
The water temperature of brewing coffee-- the condition of good coffee

The water temperature of brewing coffee-- the condition of good coffee

The quality of water temperature control absolutely affects whether a cup of coffee can preserve the delicious substances in the beans. The better your coffee is made, the more intractable the ultimate problem of water temperature becomes. The water temperature seriously affects the quality of coffee, but it is difficult to control. The water temperature is not easy to measure, because the temperature of the espresso machine is higher than 200 ℉, the amount of water is less, and the action of measurement is more or less.

2014-08-30
Four essentials for making a good cup of coffee

Four essentials for making a good cup of coffee

There are four elements to make a good cup of coffee: the choice of coffee maker, the quality of coffee beans, human factors, changes in the environment, all of which are indispensable.

2014-07-10
Introduction to temperature and time difference in Coffee roasting

Introduction to temperature and time difference in Coffee roasting

Coffee roasting is a skill that is easy to learn but difficult to master, which requires long-term training and the accumulation of knowledge about coffee beans. Through the roasted coffee beans for beans, cup testing, communication of the actual combat link, so as to analyze the beauty of the coffee in the cup! The following is the coffee bean in the roasting process with the extension of time, the increase of coffee bean roasting temperature, coffee bean color change, to make a good coffee

2015-09-01
Problems needing attention in the roasting process of coffee beans

Problems needing attention in the roasting process of coffee beans

The key to the popularity of roasted coffee lies in the aroma and taste of roasted coffee, because the coffee bean itself does not have any special taste. Baking is to change and reorganize the substances inside the raw beans to form a new structure and become people's favorite drink with a strong and mellow flavor. The roasting of coffee is a kind of high temperature coking (Pyrol

2015-10-13
Coffee Information | Coffee crisis, mankind's favorite drink is about to enter history.

Coffee Information | Coffee crisis, mankind's favorite drink is about to enter history.

Abstract: coffee is also a kind of plant, and the ever-changing weather has a great impact on coffee cultivation in recent years. Droughts, floods, infectious diseases and climate changes have posed a great threat to human coffee addiction. Do we really have to face the days when there is no coffee? When we read the newspaper and pick up the latte or espresso on the table, climate change seems to be

2016-05-05
High-quality coffee explains the baking stage of coffee beans.

High-quality coffee explains the baking stage of coffee beans.

The key to the popularity of roasted coffee lies in the aroma and taste of roasted coffee, because the coffee bean itself does not have any special taste. Baking is to change and reorganize the substances inside the raw beans to form a new structure and become people's favorite drink with a strong and mellow flavor. The roasting of coffee is a kind of high temperature coking (Pyrol

2014-11-14
Chemical changes of coffee beans during roasting and color evolution of coffee beans

Chemical changes of coffee beans during roasting and color evolution of coffee beans

What happens when coffee beans are roasted? In fact, no one can answer this question very accurately. One of the mysterious characteristics of coffee beans is that their aromatic compounds are very complex. at present, it is known that there are about 700850 substances related to flavor in roasted coffee beans, and the actual number of substances will be related to each experiment.

2016-01-13
The precondition of brewing coffee with warm water

The precondition of brewing coffee with warm water

The quality of water temperature control absolutely affects whether a cup of coffee can preserve the delicious substances in the beans. The better your coffee is made, the more intractable the ultimate problem of water temperature becomes. The water temperature seriously affects the quality of coffee, but it is difficult to control. The water temperature is not easy to measure, because the temperature of the espresso machine is higher than 200 ℉, the amount of water is less, and the action of measurement is more or less.

2014-12-04
Common problems in making Italian espresso the coffee machine bifurcates the flow of water

Common problems in making Italian espresso the coffee machine bifurcates the flow of water

If you work in a coffee shop, you should always be on guard against emergencies. The slightest thing can make your day very bad. This may be the general rule of the catering industry. As a barista, this little thing is likely to be a cup of coffee that failed to make, or a question asked by a customer that you can't answer. Today, let's share together

2015-10-16
Chapter 7 of David Schomer's

Chapter 7 of David Schomer's "ESPRESSO COFFEE"

(Ⅶ) Chapter 7 brewing water temperature-the elements of good coffee water temperature control is good or bad, absolutely affect whether a cup of coffee can preserve the delicious substances in the beans. The better your coffee is made, the more intractable the ultimate problem of water temperature becomes. The water temperature seriously affects the quality of coffee, but it is difficult to control. The temperature of the water is not good, because the temperature of the boiling water in the espresso machine is higher than that of the machine.

2015-10-17
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