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Coffee brewing method-the cause and influence of uneven flow velocity of double Espresso

Coffee brewing method-the cause and influence of uneven flow velocity of double Espresso

When we use a double bowl of powder to make coffee on a semi-automatic coffee machine, there is occasionally a slow flow of coffee, coming out first and then out, with more coffee on one side and less coffee on the other at the same time. In today's article, Chen Lei will discuss with his friends: the flow rate of double Espresso is uneven. 1. The common reasons for the uneven flow velocity of double Espresso are

2015-11-30
Powder filler and Italian espresso extraction filler Italian coffee machine Italian coffee beans

Powder filler and Italian espresso extraction filler Italian coffee machine Italian coffee beans

Filler base diameter: the filler base diameter is very important, but the mainstream problem in the market is not the filler diameter, but its effective filling area. Most filler manufacturers, when making fillers, almost always wrap the edge of the base in an arc. However, this small design reduces the effective filling area. The following figure illustrates this phenomenon (VS

2016-06-23
Panoramic scan of resignation in China's first Beverage Industry

Panoramic scan of resignation in China's first Beverage Industry

At present, the society is so big to the world, I want to see it! The response to such an affectionate resignation letter is enthusiastic, and the follow-up spread out that the world is so big. I'll let you have a look! Such a mocking resignation reply. Society is so relaxed about quitting, but the resignation rate in the fast drink industry is rising sharply. According to people in the industry, the current turnover rate in the industry is as high as 150%, 200%, such a high turnover rate.

2016-06-14
A good Espresso, become a cup of art pull flowers

A good Espresso, become a cup of art pull flowers

The wonderful flower pattern adds infinite charm to the coffee, but do you know what factors it depends on for a successful cup of flowers? The main ingredients of a cup of flower are base coffee and milk foam. In addition to the differences in the florist's personal methods, the main factors that affect the flower are: base coffee, milk, cup and pattern. Today, let's talk about the base coffee, that is, espresso.

2015-10-10
Calculation of extraction rate of Coffee and the ratio Rule of Gold Powder to Water

Calculation of extraction rate of Coffee and the ratio Rule of Gold Powder to Water

Coffee has been recognized as a necessity of human life. It is no longer a luxury, nor does it represent indulgence, it is the crystallization of human painstaking efforts and abilities. William H. Yukos, everything about Coffee (1922) We are preparing for a stressful day in Cerf, North Carolina, on November 23, 2010. We stood there bleary-eyed, sparse

2015-11-05
Introduction to the superior material selection of hario v60 filter cup in hand-brewing coffee course

Introduction to the superior material selection of hario v60 filter cup in hand-brewing coffee course

Coffee filter cup V60 caters to many variables in coffee making, mainly in the design of these three points: 1, the cone of 60 degree angle: this prolongs the time for the water to flow through the coffee powder to the center. 2. A large filter hole: this allows us to control the flavor of coffee by changing the flow rate of water. 3. Spiral pattern: this allows air to escape upward from all sides to the maximum limit.

2016-10-19
About extraction and powder quantity

About extraction and powder quantity

Recently, I have encountered some problems with many friends about extraction. I will put my thoughts here first. For your reference and correction.

2014-06-12
Coffee production Technology Coffee extraction rate calculation and Gold Powder-Water ratio Rule

Coffee production Technology Coffee extraction rate calculation and Gold Powder-Water ratio Rule

In the study of cup testing or extraction of freshly baked coffee, barista flexibly changes different powder-to-water ratio and baking forms according to different coffee bean characteristics, mainly in order to restore or preserve the original natural flavor and characteristics of coffee. In the manual extraction skill teaching class, manual preferred quality products, coupled with the quality of fresh baking, promote the coffee class.

2015-01-09
Those things about coffee extraction extraction and extraction equilibrium

Those things about coffee extraction extraction and extraction equilibrium

2. Extraction and extraction equilibrium s the reasonable extraction range is set by ebf, and the extraction results are tested by tds. Combined with the grinding scale and the ratio of gouache to powder to modify the results, it is the quality control system of most knowledge-based barista when making espresso. Under this seemingly rigorous operation process, will there be loopholes? Extraction uniformity is a monitoring blind area which is easy to be ignored.

2015-10-19
V60 trickling cup extraction guide-hand flushing tips

V60 trickling cup extraction guide-hand flushing tips

After nearly 30 years of research, they invented Hario glass, which uses 100% natural minerals to extract heat-resistant glass. In 1949, Hario launched its first home product: a glass siphon coffee maker; by 1957, the coffee maker had evolved into a cloth siphon pot. Hario has won hundreds of design awards, and its V60 filter cup launched a decade ago has become one of them.

2016-06-23
Those things about coffee extraction extraction and extraction equilibrium

Those things about coffee extraction extraction and extraction equilibrium

The reasonable extraction range was set by ebf, and the extraction results were tested by tds. Combined with the grinding scale and the ratio of gouache to powder to modify the results, it is the quality control system of most knowledge-based barista when making espresso. Under this seemingly rigorous operation process, will there be loopholes? Extraction uniformity is a monitoring blind area which is easy to be ignored. Uniform means to distribute or divide.

2015-01-23
Espresso making tutorial: various knowledge points that must be understood before coffee flower extraction

Espresso making tutorial: various knowledge points that must be understood before coffee flower extraction

Love coffee, is an elegant way of life, love coffee, let us get together. According to the idea of coffee flavor wheel to make, starting from the central point to explain in detail the impact of each point on flower drawing and different, no more gossip, let's go straight to the topic. We can see from the picture that I have divided the factors affecting flower drawing into four categories: coffee, milk, mugs and patterns.

2015-12-15
Origin rating system of Brazilian Coffee

Origin rating system of Brazilian Coffee

The grading system of Brazilian coffee is very extraordinary, according to the results obtained by the Brazilian cup test as the primary basis for grading, rather than like most other coffee beans, it will refer to altitude, bean size, and so on. So when we choose to buy Brazil, we often add a number of coffee beans to name its size. The so-called mesh number is the size of the screen.

2014-09-04
Coffee Bean Coffee Origin rating system in Brazil

Coffee Bean Coffee Origin rating system in Brazil

The grading system of Brazilian coffee is very special, which is based on the results of the Brazilian cup test as the main basis for grading, rather than referring to altitude, bean size, and so on, as most other coffee beans do. So when we choose and buy Brazil, we often add the number of coffee beans to show its size.

2014-09-25
Brazilian Coffee Taste priority Origin rating system

Brazilian Coffee Taste priority Origin rating system

The grading system of Brazilian coffee is very special, which is based on the results of the Brazilian cup test as the main basis for grading, rather than referring to altitude, bean size, and so on, as most other coffee beans do. So when we choose and buy Brazil, we often add the number of coffee beans to show its size.

2014-09-27
Brazilian Coffee Taste priority Origin rating system

Brazilian Coffee Taste priority Origin rating system

The grading system of Brazilian coffee is very special, which is based on the results of the Brazilian cup test as the main basis for grading, rather than referring to altitude, bean size, and so on, as most other coffee beans do. So when we choose and buy Brazil, we often add the number of coffee beans to show its size.

2014-11-12
Taste-first origin rating system Brazilian coffee

Taste-first origin rating system Brazilian coffee

The grading system of Brazilian coffee is very special, which is based on the results of the Brazilian cup test as the main basis for grading, rather than referring to altitude, bean size, and so on, as most other coffee beans do. So when we choose and buy Brazil, we often add the number of coffee beans to show its size.

2014-11-18
Taste-first origin rating system Brazilian coffee

Taste-first origin rating system Brazilian coffee

The grading system of Brazilian coffee is very special, which is based on the results of the Brazilian cup test as the main basis for grading, rather than referring to altitude, bean size, and so on, as most other coffee beans do. So when we choose and buy Brazil, we often add the number of coffee beans to show its size.

2014-12-24
Brewing rate of Espresso Coffee Common sense of espresso

Brewing rate of Espresso Coffee Common sense of espresso

The author believes that the birth of a drink has its historical conditions, and its definition will change with the changes of the times and its spread around the world. We should understand its history as well as its changes. Reference: brewing ratio for espresso beverages Photo Source: JIMSEVEN Compiler: Huang Wei

2015-02-25
Taste-first origin rating system Brazilian coffee is divided into five grades

Taste-first origin rating system Brazilian coffee is divided into five grades

The grading system of Brazilian coffee is very special, which is based on the results of the Brazilian cup test as the main basis for grading, rather than referring to altitude, bean size, and so on, as most other coffee beans do. So when we choose and buy Brazil, we often add the number of coffee beans to show its size.

2015-06-04
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