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Key points of coffee roasting techniques: basic chemical reactions that take place during coffee roasting

Key points of coffee roasting techniques: basic chemical reactions that take place during coffee roasting

Basic chemical reactions that occur during coffee roasting author: Carl Staub originates from the SCAA baking color classification system, developed by Agtron SCAA 1995 original text from: http://www.sweetmarias.com/roast.carlstaub.html translation: Grant, http://www.baristacn.com/forum/thread-1583-1-1.html in the roasting process

2015-12-16
Coffee extraction Theory-Golden Cup Criterion Professional Coffee knowledge

Coffee extraction Theory-Golden Cup Criterion Professional Coffee knowledge

The taste and extraction methods of coffee are very diverse. The European Fine Coffee Association once put forward the concept of Gold cup, that is, the golden cup criterion. A certain extraction rate and coffee concentration determine the taste of coffee. But what is the extraction rate, and what is its effect on the taste of coffee?. Let's do some knowledge sharing what is the Golden Cup Criterion (Gold Cup Standard) SCAA Golden Cup

2016-05-10
American boutique coffee association SCAA coffee brewing gold gouache ratio

American boutique coffee association SCAA coffee brewing gold gouache ratio

The proportion of SCAA fine cup coffee defined by the Gold Cup Fine Coffee Association of the United States and the scae European Fine Coffee Association must be about 20% of the coffee extraction rate, while the TDS is about 1.1% to 1.3%. For Drip Filter dripping and brewing, how to extract the best coffee flavor is controlled by two variables: the extract of coffee powder and the concentration in a cup of coffee.

2015-01-27
The basic chemical reaction that occurs during coffee roasting. The ingredients produced by the degree of coffee roasting.

The basic chemical reaction that occurs during coffee roasting. The ingredients produced by the degree of coffee roasting.

Basic chemical reactions that occur during coffee roasting author: Carl Staub originates from the SCAA baking color classification system, developed by Agtron SCAA 1995 original text from: http://www.sweetmarias.com/roast.carlstaub.html translation: Grant, http://www.baristacn.com/forum/thread-1583-1-1.html in the roasting process

2016-01-23
Coffee brewing golden cup standard coffee how to brew coffee the golden proportion of coffee brewing

Coffee brewing golden cup standard coffee how to brew coffee the golden proportion of coffee brewing

According to the research of Dr. Lockhart and Ringo, a senior consultant of SCAA (American Fine Coffee Association), as far as coffee extraction is concerned, the dissolution rates of flavor molecules and hot water often vary according to molecular weight and polarity. Coincidentally, the low molecular weight sour aroma of flowers and fruits, as well as the taste of nuts and toast, as well as the cereal and rice and wheat flavors produced in the early stage of the Mena reaction will be excellent.

2016-07-20
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
Some things about Coffee extraction Summary of incomplete extraction of roasted coffee beans

Some things about Coffee extraction Summary of incomplete extraction of roasted coffee beans

The first coffee will not melt completely when thrown into the water. The maximum extraction rate of roasted coffee beans is 30% (substances that can be dissolved in water divided by the total weight of coffee). This seems to be nonsense: 1. Whether it's French pressure, Philharmonic pressure, all kinds of pressure, or espresso. The range of the best extraction rate is 18% Mui 21%. Insufficient extraction (less than 18%) indicates that the flavor of coffee is not fully soluble.

2016-01-08
Before the coffee flower-all kinds of knowledge that must be understood

Before the coffee flower-all kinds of knowledge that must be understood

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 divide the factors affecting flower drawing into four categories: coffee, milk, cup and pattern. Let's start with coffee. Coffee means espresso. Let's talk about extraction first.

2016-08-16
Quantity and dosage of Italian Coffee Cup pressed powder Water absorption rate extraction temperature Italian match beans Blue Mountain Flavor

Quantity and dosage of Italian Coffee Cup pressed powder Water absorption rate extraction temperature Italian match beans Blue Mountain Flavor

Cup size and dose if you are making a large cup of milk coffee, a small dose of concentrated milk can be drunk alone, pour in 300ml milk, and the concentrated flavor will be diluted immediately. At this point, you need to increase the amount of powder (to get more concentrated dose) to enhance the concentrated flavor of the milk coffee. On the contrary, pure black coffee or small-dose milk coffee need to reduce the amount of powder. Milk coffee in many boutique cafes, strong

2016-06-28
Basic chemical reactions that occur during coffee roasting

Basic chemical reactions that occur during coffee roasting

Many thermal and chemical reactions take place during baking: decarbonation, dehydration of quinic acid, fragmentation, isomerization, polymerization, and complex sugar reactions (caramelization). The main thermally reactive components are monosaccharides and sucrose, chlorogenic acid, displaced amino acids, and trigonelline amide. Both aravinone and calactose in polysaccharides are transferred, and basic sulfurization contains hydroxyamino acids.

2014-08-20
The basic chemical reaction of coffee roasting process

The basic chemical reaction of coffee roasting process

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 contains hydroxylated amino acid.

2014-08-15
The basic chemical reaction that takes place during coffee roasting.

The basic chemical reaction that takes place 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.

2014-11-22
The basic chemical reactions that take place during coffee roasting

The basic chemical reactions that take place 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.

2015-10-15
Basic chemical reactions of coffee beans during coffee roasting

Basic chemical reactions of coffee beans 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.

2015-03-16
The basic chemical reactions that take place during coffee roasting

The basic chemical reactions that take place 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.

2014-08-21
The basic chemical reactions that take place during coffee roasting.

The basic chemical reactions that take place 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.

2015-01-08
The extraction rate of fine coffee is related to the concentration and the amount of water extracted from coffee?

The extraction rate of fine coffee is related to the concentration and the amount of water extracted from coffee?

However, due to the different tastes of different populations, the requirements for intensity are different, and the theory cannot point out that the specific flavor or the miscellaneous flavor originally caused by the problem of beans is the so-called extraction rate, that is, how much coffee powder will be dissolved in water when it is placed in water. According to SCAA theory, up to 30% of the material will be dissolved in water. In general, if the substance dissolved in water occupies the coffee

2016-06-04
SCAA gold cup theory the ratio of coffee powder to water

SCAA gold cup theory the ratio of coffee powder to water

The proportion of SCAA refined cup coffee defined by the Gold Cup Fine Coffee Association of the United States and the European Fine Coffee Association of scae, the extraction rate of coffee must be about 20%, while the TDS (concentration ratio) is about 1.1% to 1.3%. For Drip Filter dripping and brewing, how to extract the best coffee flavor, the controlling factors are nothing more than the changes of the extract of coffee powder and the concentration in a cup of coffee.

2015-03-13
The basic chemical reaction of coffee technology in the process of coffee roasting

The basic chemical reaction of coffee technology in the process of 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.

2014-10-09
Knowledge of the theoretical ratio of powder to water in coffee brewing SCAA gold cup

Knowledge of the theoretical ratio of powder to water in coffee brewing SCAA gold cup

The proportion of SCAA refined cup coffee defined by the Gold Cup Fine Coffee Association of the United States and the European Fine Coffee Association of scae, the extraction rate of coffee must be about 20%, while the TDS (concentration ratio) is about 1.1% to 1.3%. For Drip Filter dripping and brewing, how to extract the best coffee flavor, the controlling factors are nothing more than the changes of the extract of coffee powder and the concentration in a cup of coffee.

2015-01-05
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