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The difference between single and double powder bowls of coffee machine and the situation of coffee brewing

The difference between single and double powder bowls of coffee machine and the situation of coffee brewing

Several differences between single powder bowl and double powder bowl of coffee machine and the situation that will occur when brewing coffee 1. The difference in the capacity of single and double powder bowls: 8-15 grams of powder 2. The shape of single and double powder bowls is tapered with beveled small flat bottom. the double bowl is in the shape of a straight-edged wide flat-bottomed cup. 3. The difference between single and double powder bowl filter holes: the pore size of single powder bowl is smaller than that of double powder bowl, and the hole size of double powder bowl is slightly smaller than that of double powder bowl.

2015-12-14
How to tell if the coffee has gone bad?

How to tell if the coffee has gone bad?

Instant coffee identified as Rubiaceae shrub, coffee tree fruit seeds, semicircular grooves, stir-fried coffee powder, brown has a special aroma, coffee powder can be drunk after boiling, such as the juice will be concentrated and then dried into instant coffee. Fake coffee is mixed with chicory root powder in real coffee, or roasted and crushed grains and beans. Real coffee contains caffeine and has

2015-06-17
How to tell if the coffee has gone bad?

How to tell if the coffee has gone bad?

Instant coffee identified as Rubiaceae shrub, coffee tree fruit seeds, semicircular grooves, stir-fried coffee powder, brown has a special aroma, coffee powder can be drunk after boiling, such as the juice will be concentrated and then dried into instant coffee. Fake coffee is mixed with chicory root powder in real coffee, or roasted and crushed grains and beans. Real coffee contains caffeine and has

2014-05-27
Powder content of Espresso

Powder content of Espresso

7Murray 8 grams of novel coffee powder, 90 Murray 95 degrees Celsius hot water at 9 atmospheres pressure, using 20 Murray 25 seconds, quickly through the extraction of Crema, Body, Heart three departments of 1 ounce of coffee liquid.

2014-07-18
Barista must read.| patting

Barista must read.| patting

I recommend the dab method, which I believe is the most effective and grounded method for professional baristas. I'm showing it in GIF today. The purpose of the powder is to make the powder particles perfectly evenly distributed and the surface is flat: no voids, no lumps, no cracks, no slopes. Note that I am talking about perfect uniformity and flatness, not very uniform and smooth. The picture below is imperfect.

2015-10-12
Italian Coffee making course: explanation of extraction area and extraction time of Coffee Powder

Italian Coffee making course: explanation of extraction area and extraction time of Coffee Powder

There are several variables that can be adjusted for extraction, the two most important of which are extraction time and extraction area. In any way of cooking, these two variables are closely related and inseparable, and you can't change one variable without touching the other. Extraction time (Time) if you increase the contact time between water and coffee powder, more flavors will be extracted.

2015-12-22
About coffee companions, cream, plant fat powder and health

About coffee companions, cream, plant fat powder and health

Recent studies have shown that the partial hydrogenation of vegetable oil is actually the process of changing the unsaturated fatty acids of vegetable oil into saturated or semi-saturated state, in which trans fatty acids are produced, which can increase low density lipoprotein in human blood. High density lipoprotein decreases, induces vascular hardening, and increases the risk of heart disease and cerebrovascular accidents.

2014-05-28
Illustrating the detailed steps of Espresso extraction of Italian Coffee parameters of Water temperature ratio of Italian Coffee Grinding

Illustrating the detailed steps of Espresso extraction of Italian Coffee parameters of Water temperature ratio of Italian Coffee Grinding

Now many coffee students and coffee makers in domestic coffee shops believe that the key technology of Italian coffee production is the production of milk foam and coffee flower. But the most important thing about Italian coffee is the extract of Espresso.

2022-06-28
Coffee common sense grinding coffee powder is a great knowledge

Coffee common sense grinding coffee powder is a great knowledge

Does it matter how to grind coffee beans? Many people may think so. Because some coffee powders are already ground when they are bought, or they just need to tell coffee sellers how to make coffee, and they will automatically deal with it. Therefore, many people may not know much about grinding coffee beans and how to extract and cook it will have an impact on a cup of coffee. So, what kind of coffee?

2014-11-08
Brewing coffee powder by hand without a coffee machine

Brewing coffee powder by hand without a coffee machine

You can brew coffee powder by hand without a coffee maker. There are two common ways, filter paper brewing and the use of a press (or tea maker or coffee maker).

2014-09-13
Ground coffee beans

Ground coffee beans

Coffee grinding the ideal time for coffee grinding is to grind it before it is cooked. Because ground coffee is easy to oxidize and lose its flavor, especially without proper storage, coffee powder is also easy to change flavor, so it is naturally impossible to cook mellow coffee. Before the invention of the bean grinder, people used stone pestles and bowls to grind coffee beans. A doctor once experimented with this old job.

2014-06-26
Coffee grinder: coffee bean grinding skills, basic knowledge of coffee grinding and brewing

Coffee grinder: coffee bean grinding skills, basic knowledge of coffee grinding and brewing

The ideal time for coffee grinding is to grind it before cooking. Because ground coffee is easy to oxidize and lose its flavor, especially without proper storage, coffee powder is also easy to change flavor, so it is naturally impossible to cook mellow coffee. Do people who don't know how hard it is to grind coffee? In the era of full automation, the pursuit of perfection is becoming more and more urgent.

2015-12-10
Espresso extraction three variables espresso mixed with bean espresso

Espresso extraction three variables espresso mixed with bean espresso

No matter what kind of concentrated extraction method, there are three variables: the amount of powder-the weight output of dry powder in the powder bowl-the weight time of concentrated liquid-the time of contact between powder and water plays the role of timpani in the whole concentrated extraction. Where does the concentrated liquid come from without dry powder, and the amount of dry powder determines the direction of your concentrated flavor. The amount of powder can be 5g or 30g.

2016-06-24
The principle of mocha pot

The principle of mocha pot

Use precautions: 1, water level: use warm water, the water level is 0.5 cm under the safety valve. The safety valve will automatically relieve pressure when the lower pot pressure is too high, in order to prevent safety accidents. If the water level is higher than the safety valve, the function of the safety valve can not play normally. 2. Coffee powder: coffee powder is medium and fine-grained, filled with powder trough, and proper vibration of powder trough allows coffee powder to be filled with powder.

2014-08-11
How to make a cup of espresso or American espresso with a concentrator?

How to make a cup of espresso or American espresso with a concentrator?

The production technology of espresso has beans and suitable equipment, and finally there are human factors that we can control. Because the extraction conditions of espresso are very extreme, there are slight changes in the process of making espresso. Finally, the coffee cup will be several cups, dozens of times or even hundreds of times magnification, reflected in the feeling after the entrance is very strong and unbearable.

2016-03-29
How to make a cup of coffee powder with Espresso fine enough and even

How to make a cup of coffee powder with Espresso fine enough and even

First, enough fine and uniform coffee powder esp extraction has a higher pressure, so it is necessary to use enough fine powder. Try to be as uniform as possible under the premise of fineness, so that the pressure on the coffee pressed powder is uniformly extracted.

2015-10-12
The perfect process of making ice droplets-fragrant and mellow coffee

The perfect process of making ice droplets-fragrant and mellow coffee

Ice drop coffee is said to have originated in the Netherlands and is one of the few coffees extracted with cold water. Compared with hot water extraction at high temperature, cold extraction at low temperature has relatively less acidity and caffeine release, and is conducive to the preservation of volatile aroma. Also because of low-temperature extraction, the production process takes a long time and usually takes several hours, so luck is also important to order iced coffee. How to be one

2015-11-16
Three Secrets of Italian Coffee extraction: espresso from Italian Coffee Machine

Three Secrets of Italian Coffee extraction: espresso from Italian Coffee Machine

No matter what kind of concentrated extraction method, there are three variables: the amount of powder-the weight output of dry powder in the powder bowl-the weight time of concentrated liquid-the time of contact between powder and water plays the role of timpani in the whole concentrated extraction. Where does the concentrated liquid come from without dry powder, and the amount of dry powder determines the direction of your concentrated flavor. The amount of powder can be 5g or 30g.

2016-06-17
The skill of pressing powder in Italian coffee machine what is the powder pressing power? what brand can you recommend?

The skill of pressing powder in Italian coffee machine what is the powder pressing power? what brand can you recommend?

The scale is just a reference, different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. it is better to understand it this way: the scale just tells you which direction is thick and which is fine. when you find a suitable powder thickness, the role of the scale will show a little bit. The premise is that only your bean grinder, and

2016-10-18
What happened in the powder bowl of the espresso machine? -- bottomless powder bowl extraction

What happened in the powder bowl of the espresso machine? -- bottomless powder bowl extraction

Italian coffee machine can be said to be the most widely used coffee machine in all kinds of cafes, from single-ended to double-ended, three-headed or more. Many coffee lovers or enthusiasts even buy quasi-professional or even professional espresso machines at home. The common ones in China are the ones we often talk about, Rancilio Silvia,Nuova Simonell.

2014-08-28
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