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Introduction to the production of espresso: common problems and solutions in making espresso

Introduction to the production of espresso: common problems and solutions in making espresso

To make espresso, first, check the roasting date of the beans. If it lasts for more than three weeks, the mellowness of the coffee will be greatly reduced. Second, check the speed of the current. If the current is too slow, the coffee will become greasy and sharp. Remember, the coarser the coffee powder, the faster the water flow; the finer the grinding, the slower the flow. In the meantime, you

2015-12-19
What are the packaging skills 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.

2014-08-19
Italian coffee machine: analyzing the operation flow of M27 coffee machine

Italian coffee machine: analyzing the operation flow of M27 coffee machine

The process of turning on and off the coffee machine sounds very simple, and those who do not understand can be operated according to its instructions, but for some people who do not understand or come into contact with for the first time, they may not be able to read the instructions for a while, especially the full English version of the instructions of some imported coffee machines, which is more difficult for people who do not understand English. Here, the author has been engaged in coffee machines for many years.

2015-12-10
Coffee knowledge course: whether it is pre-soaked or not is really related to whether coffee can be made well.

Coffee knowledge course: whether it is pre-soaked or not is really related to whether coffee can be made well.

First of all, let's understand a problem: how to make coffee such as hand-brewed coffee and French pressure Philharmonic pressure coffee. These methods all require a process of soaking, which can also be understood as steaming. The function of steaming is to let the coffee powder fully contact with hot water before extraction, soak and expand. At this time, there is no real extraction of coffee. When we hand flush to start water injection again, pressure

2015-12-10
Fine Coffee Aromatic Coffee Exhaust with Bean Cultivation

Fine Coffee Aromatic Coffee Exhaust with Bean Cultivation

Beans are not as fresh as possible, why should they be raised? Will coffee beans taste better after resting for a few days? Speaking of beans, the first is that coffee beans will have so-called exhaust weather when they are roasted well, which also means that coffee beans will expand in volume when roasted, and the expanded space in coffee beans will hide carbon dioxide. Over time, this carbon dioxide will also leave the coffee beans. That's why coffee beans need to be used.

2014-11-18
Coffee common sense the grinding process of coffee should also match the cooking method.

Coffee common sense the grinding process of coffee should also match the cooking method.

The quality of the minced coffee has a great influence on the next cooking process. The grinding process should also match the cooking method, which is the key to extracting the best flavor from coffee beans. The cooking method of coffee powder which is in contact with hot water for a long time requires thicker particles. If the coffee powder is too fine relative to the cooking method, the coffee will be too bitter, hard and overcooked.

2015-01-17
The Secret of Coffee extraction factors affecting Coffee extraction

The Secret of Coffee extraction factors affecting Coffee extraction

Is there any secret to making a good cup of coffee? Now let's make a summary of the experience of coffee extraction. Tip 1: let's put aside the argument about water temperature and take a look at the two most extreme methods of making coffee today. Water temperature can directly affect the integrity and speed of coffee extraction. So in principle, you can use ice.

2016-06-08
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
Exhaust and Bean cultivation of Fine Coffee

Exhaust and Bean cultivation of Fine Coffee

Beans are not as fresh as possible, so why should they be kept? Will coffee beans taste better after sitting for a few days? When it comes to raising beans, first of all, there will be the so-called exhaust atmosphere when coffee beans are roasted, that is to say, the volume of coffee beans will expand when roasted, and the expanding space in coffee beans contains carbon dioxide. Over time, this carbon dioxide will also break away from the coffee beans. That's why coffee beans need to be used.

2014-12-25
Exhaust and bean cultivation of coffee-scented coffee

Exhaust and bean cultivation of coffee-scented coffee

Beans are not as fresh as possible, so why should they be kept? Will coffee beans taste better after sitting for a few days? When it comes to raising beans, first of all, there will be the so-called exhaust atmosphere when coffee beans are roasted, that is to say, the volume of coffee beans will expand when roasted, and the expanding space in coffee beans contains carbon dioxide. Over time, this carbon dioxide will also break away from the coffee beans. That's why coffee beans need to be used.

2014-09-27
Make a perfect espresso

Make a perfect espresso

One: the choice of coffee machine 1. Boiler capacity: if the boiler capacity is large, the effluent temperature is stable and the coffee quality is stable. two。 Coffee machine temperature: whether it remains stable or not also affects the quality of coffee. 3. Atmospheric pressure: it is ideal to make coffee with nine air pressure values. 4. Effluent temperature: the international standard coffee machine effluent temperature is 90C, which also depends on the degree of roasting of coffee beans.

2014-06-24
Hot knowledge! Summer teaches you to make a cold cup of coffee

Hot knowledge! Summer teaches you to make a cold cup of coffee

It's already midsummer, still drinking hot coffee?! Don't let your taste buds get hot again, right? Make a cup of cold coffee to cheer you up. Cold coffee is not just iced coffee made of cold water and ice! That's too casual! It is actually cold coffee brewed with cold water and after 12 hours of contact with coffee powder, which is obviously stronger and fragrant, more caffeine and less bitter than ordinary hot coffee.

2015-07-14
Introduction to Coffee (3)

Introduction to Coffee (3)

Coffee grinding grind "grinding is the decomposition of roasted coffee beans into small particles, because complete coffee beans cannot be directly used for extraction and brewing, and only after they are broken down into small particles can the essence be released. You only need to remember the simplest point: the finer the grinding, the shorter the cooking time; the rougher the grinding, the longer the cooking time. Esoteric

2016-08-19
Zero-distance contact of coffee

Zero-distance contact of coffee

Finally, I have an opportunity to witness the formation of coffee. This is after visiting MONTENEGRO National Coffee Park in QUINDIO province of Colombia and a garden coffee farm in MANIZALES city of Caldas province (CALDAS). Coffee comes from Ethiopian curry. In Colombia, it was appointed by a priest from the French Antilles in 1808.

2014-09-26
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
On the water temperature of coffee extraction Robusta concentrated extraction water temperature

On the water temperature of coffee extraction Robusta concentrated extraction water temperature

Just after two o'clock in the afternoon, the room crawled into the lazy sunshine like the setting sun. Punch a pot of Kenyan AA, with the smell of wine between lips and teeth, tapping on the keyboard. Today, I'm here to talk to you about the water temperature when making coffee. Whether it is hand-brewed, siphoned, semi-automatic or fully automatic coffee machine, coffee extraction requires contact between water and coffee powder.

2015-11-10
The exhaust of Coffee-scented Coffee and the skills of cultivating beans

The exhaust of Coffee-scented Coffee and the skills of cultivating beans

Beans are not as fresh as possible, so why should they be kept? Will coffee beans taste better after sitting for a few days? When it comes to raising beans, first of all, there will be the so-called exhaust atmosphere when coffee beans are roasted, that is to say, the volume of coffee beans will expand when roasted, and the expanding space in coffee beans contains carbon dioxide. Over time, this carbon dioxide will also break away from the coffee beans. That's why coffee beans need to be used.

2015-10-12
Three important factors of Coffee three factors affecting Coffee Flavor

Three important factors of Coffee three factors affecting Coffee Flavor

So how to master these variables when making coffee, and which variables will cause the difference in the taste of coffee? Let's take a look at the three major factors that affect coffee making. First, the temperature of hot water when it comes into contact with coffee powder, hot water will accelerate the movement of various ingredients, and the speed of sour ingredients is the fastest, and the amount of movement from the center of coffee powder to the surface is basically the same in a short time.

2016-06-03
Summary of coffee extraction tips the difference between Italian style and single product of coffee grinder

Summary of coffee extraction tips the difference between Italian style and single product of coffee grinder

Tip 1: let's put aside the argument about water temperature and take a look at the two most extreme methods of making coffee today. Water temperature can directly affect the integrity and speed of coffee extraction. So in principle, you can make coffee in ice water, but it takes longer. The lower the water temperature, the longer the extraction time you need.

2016-07-22
Why do you want to raise coffee beans? How to grow coffee beans

Why do you want to raise coffee beans? How to grow coffee beans

Will the coffee beans taste better after sitting for a few days? Friends who like red wine all know that good red wine needs to be opened an hour in advance to oxidize the red wine, which will be more conducive to the release of aroma. Although the principle is different, coffee does have a similar practice, which we call bean cultivation. When it comes to raising beans, coffee beans will have the so-called atmosphere when roasted, that is to say, coffee beans are roasted.

2015-03-13
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