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“rate of change” search results (2000)

Illy Red taste evaluation

Illy Red taste evaluation

The reason for this evaluation of Illy is that I happen to have a can on hand. Moreover, the last time I tried Strada's transformer experiment at the Illy headquarters in China, I used illy as the evaluation object.

2014-07-03
Coca-Cola

Coca-Cola "scramble for" instant coffee in coffee market

The pattern of China's ready-to-drink coffee market has changed, Yangcheng Evening News reporter Liu Yong reported: after the entire beverage industry bid farewell to the golden era of high growth, the high compound growth rate of 34.2% in the ready-to-drink coffee market is making it a new favorite in the industry. After the collapse of its cooperation with Nestl é, Coca-Cola, which once abandoned the ready-to-drink coffee market in mainland China, made a comeback a few days ago, announcing

2014-10-25
The basic chemical reaction of coffee knowledge during coffee roasting.

The basic chemical reaction of coffee knowledge during coffee roasting.

Many thermal and chemical reactions take place during baking: decarbonation, dehydration of quinic acid, subdivision, isomerization, polymerization, and complex sugar reactions (caramelization). The main components of the thermal reaction are monosaccharides and sucrose, chlorogenic acid, free amino acids, and fenugreek amide. Both aravinose and calactose in the polysaccharides are transferred, and the basic vulcanization process includes hydroxylamine.

2014-12-31
Why coffee is extracted?

Why coffee is extracted?

Coffee astringent performance: after drinking coffee, throat dry, astringent, astringent, miscellaneous taste. When I swallow coffee, I feel uncomfortable in my throat.

2014-06-11
Basic knowledge of hand-brewed (Pour Over) coffee graphic step tutorial and water-powder ratio

Basic knowledge of hand-brewed (Pour Over) coffee graphic step tutorial and water-powder ratio

Hand-made coffee is no stranger to many friends. It is different from the legal pressure and Philharmonic pressure we mentioned earlier in that coffee is no longer made through the principle of soaking, but through filter cups and filter paper, and water is produced through coffee powder. But whether it is soaking or water over powder, it is still extraction, that is, water and water.

2022-06-28
Tasting Profile 6-Illy Red (Illy taste evaluation)

Tasting Profile 6-Illy Red (Illy taste evaluation)

In fact, every time I write a coffee bean evaluation, I always have a little struggle in my heart. Because of the coffee I like, I may not be able to accurately express its flavor; even if I can express it, readers may not be able to feel it for themselves.

2014-06-05
The best coffee pot for your own coffee hand brewed coffee pot

The best coffee pot for your own coffee hand brewed coffee pot

Hand-brewed coffee is a brewing method in which individuals can fully control all aspects of coffee, and adjust the taste of coffee through changes in water temperature, steaming time, flow rate, grinding thickness, etc. Hand brewed coffee can be very casual in the office on a cup, can also be very serious as an enthusiast to have a good time, can be said to be a low starting point, but

2015-09-24
Analyzing the Best extraction method of Coffee and talking about the problems often misunderstood

Analyzing the Best extraction method of Coffee and talking about the problems often misunderstood

What is the law of gold cup extraction; how to adjust the extraction rate and coffee concentration; questions often misunderstood by baristas. In order to understand gold cup extraction, we must first understand the concept of extraction rate and concentration. Extraction rate: the weight of dissolved coffee ingredients as a percentage of the total weight of coffee powder used. For example, when we use 18 grams of coffee powder to brew coffee, there are actually only 2.7-4.3 grams of coffee.

2015-07-29
The Best extraction method of Coffee to analyze what is the Law of Gold Cup extraction

The Best extraction method of Coffee to analyze what is the Law of Gold Cup extraction

What is the law of gold cup extraction; how to adjust the extraction rate and coffee concentration; questions often misunderstood by baristas. In order to understand gold cup extraction, we must first understand the concept of extraction rate and concentration. Extraction rate: the weight of dissolved coffee ingredients as a percentage of the total weight of coffee powder used. For example, when we use 18 grams of coffee powder to brew coffee, there are actually only 2.7-4.3 grams of coffee.

2015-09-06
Teach you how to make coffee by hand and master the easiest way for beginners to make coffee.

Teach you how to make coffee by hand and master the easiest way for beginners to make coffee.

Hand-made coffee is no stranger to many friends. It is different from the legal pressure and Philharmonic pressure we mentioned earlier in that coffee is no longer made through the principle of soaking, but through filter cups and filter paper, and water is produced through coffee powder. However, whether it is soaked or powdered with water, it is still extracted, that is, when the water comes into contact with the coffee powder, the coffee dissolves into

2016-01-08
Analysis of the Best extraction method of Coffee and the problems often misunderstood and their Solutions

Analysis of the Best extraction method of Coffee and the problems often misunderstood and their Solutions

What is the law of gold cup extraction; how to adjust the extraction rate and coffee concentration; questions often misunderstood by baristas. In order to understand gold cup extraction, we must first understand the concept of extraction rate and concentration. Extraction rate: the weight of dissolved coffee ingredients as a percentage of the total weight of coffee powder used. For example, when we use 18 grams of coffee powder to brew coffee, there are actually only 2.7-4.3 grams of coffee.

2015-12-26
The most suitable coffee pot for your own time coffee hand coffee pot

The most suitable coffee pot for your own time coffee hand coffee pot

Introduction to utensils: hand-brewed coffee is a way in which individuals can fully control all aspects of coffee, and adjust the taste of coffee through changes in water temperature, steaming time, flow rate, grinding thickness and so on. Hand coffee can be very casual to brew a cup in the office, can also be very serious as a fever friendly fun, it can be said that the starting point is low, but

2015-07-13
Starbucks is rated the worst coffee drink. Coffee is like dessert.

Starbucks is rated the worst coffee drink. Coffee is like dessert.

Because of the high calorie content of ■, two Starbucks coffee drinks have been rated as the worst coffee drinks by American magazines. New Express reporter Qiu Chunyan reported that a wide variety of mixed coffee drinks are the most popular at Starbucks, but they contain several times as many calories as regular coffee, so they are more harmful to human health. According to a well-known American magazine, Starbucks has two coffee drinks

2014-07-29
Factors affecting hand-brewing Coffee

Factors affecting hand-brewing Coffee

Today we are going to do an experiment to test what affects the taste of hand-brewed coffee. Both groups are soaked coffee with the same coffee beans, and the extraction time is two minutes. The first is stirring soaking, and the second group is static soaking. The first group was counterclockwise one minute before, and then poured the coffee into the v60, while the second group was stationary but stirred in the last ten seconds.

2016-06-01
In fact, good coffee is not difficult to make the taste of hand-brewed coffee.

In fact, good coffee is not difficult to make the taste of hand-brewed coffee.

Hand-made coffee is no stranger to many friends. It is different from the legal pressure and Philharmonic pressure we mentioned earlier in that coffee is no longer made through the principle of soaking, but through filter cups and filter paper, and water is produced through coffee powder. However, whether it is soaked or powdered with water, it is still extracted, that is, when the water comes into contact with the coffee powder, the coffee dissolves into

2014-10-14
What will Kenya and Manning taste like after matching according to a certain proportion?

What will Kenya and Manning taste like after matching according to a certain proportion?

The middle part is slightly sour, the latter part is characterized by the flavor of nuts and chocolate, and the blend is Brazil. I use the cooked bean matching method, which means that a single bean seed is baked first and then blended. During the baking process (the temperature displayed varies according to the design position of the baking furnace and probe) all Kenyan products enter the first explosion temperature of about 192 degrees Celsius, entering two.

2016-06-18
Tasting Profile 4-intelligentsia black cat espresso

Tasting Profile 4-intelligentsia black cat espresso

Let's get to the point. It's been a month since the coffee beans were roasted.

2014-06-05
Extraction factor

Extraction factor

I was going to go directly into the implementation mode, but think about it or pull this article to the front first, so that you may have a general understanding of different brewing methods, and it will be easier to clarify the relationship and cause of formation of different flavors. ~ the extraction of coffee is nothing more than two things: the solubility, the longer the diffusion, the more dissolved molecules, the more complete the diffusion, of course, everyone.

2014-09-13
Starbucks: from Seattle to the World

Starbucks: from Seattle to the World

Photo: Starbucks: nothing to do with Coffee 2 ○○ published by Citic Publishing House Starbucks, a coffee brand familiar to many consumers, was founded in 1971. Since its successful listing on NASDAQ in 1992, Starbucks has been operating by leaps and bounds, with sales growing at an average annual rate of more than 20%. After years of development, Starbucks has changed from the past

2015-09-21
Answers to the Teaching problems of hand-made Coffee (1)

Answers to the Teaching problems of hand-made Coffee (1)

Many friends saw that I posted photos of the cadets' hand-made coffee in the moments, some of which were different from theirs in operation, and sent messages asking why they were different from theirs. Today, I would like to sum up the problems and explain them one by one. I do not object to other people's methods, because in my understanding, techniques are not important, but taste and hands are the most important.

2015-06-27
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