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What is the secret of coffee baking? what materials can be used as supercapacitors?

What is the secret of coffee baking? what materials can be used as supercapacitors?

Secret 1: to achieve the highest caramelization-caramelization is an important factor affecting the flavor of coffee, as raw beans absorb a lot of heat when roasting, then there is the first 1st cracking, at this time, the sugar begins to be converted into carbon dioxide, water continues to evaporate, the aroma of coffee will gradually come out and form coffee oil. This pyrolysis reaction can last until the second explosion (2nd)

2016-06-08
Introduction to the knowledge of roasting coffee beans join the roaster

Introduction to the knowledge of roasting coffee beans join the roaster

Pay attention to the sound changes-coffee beans make two bursts during baking, and the first burst is low, indicating that the starch begins to turn into caramel and the water evaporates with carbon dioxide. The second burst sound is more violent and sharp, this is the sound of coffee bean cell fiber fracture, at this time should immediately stop heating, and as soon as possible with cold air to lower the temperature of the bean. The first explosion and the second explosion

2016-07-20
Coffee Knowledge Coffee Deep Roast and Light Roast

Coffee Knowledge Coffee Deep Roast and Light Roast

Deep roast and light roast Simply speaking, coffee beans roast into the second explosion will be called deep roast, one explosion dense to two explosions will be called light roast to medium deep roast, the color is also the deeper the roast and closer to black. First of all, let's talk about deep roasting. When it comes to deep roasting, we must talk about the legendary figure in the coffee world-Alfred Peet. Mr. Pitt worked to promote heavy baking in the 1960s.

2014-11-14
Brazilian Queen Estate Yellow Bourbon Coffee Grind Treatment Variety Taste Characteristics Introduction

Brazilian Queen Estate Yellow Bourbon Coffee Grind Treatment Variety Taste Characteristics Introduction

The estate's elevation is between 1000m and 1250m. The hand-picked coffee is a treasure found in Brazil these days. The clean water is washed and the recycled water is used again for other agricultural production. After washing, the sheepskin coffee is machine-dried and carefully preserved for a month before shipping. The rice dumplings tested different baking degrees against this bean.

2016-10-20
Introduction of coffee roaster 300g electric coffee roaster for small locomotives

Introduction of coffee roaster 300g electric coffee roaster for small locomotives

Trial baking pot Yunnan iron card high mountain beans 280g (half a pound of beans) heat machine for a few minutes (show temperature is about 100 degrees) under bean baking 11 10 or so there is an explosion sound (show temperature is about 170 degrees) 12 25 or so end an explosion, continue heating and baking time at 13: 30 to hear the second explosion and immediately drop beans, the completion of baking is very suitable for coffee shop bar use, indoor baking can be ignored smoke discharge

2015-03-20
Coffee bean roasting worker-household direct fire hand net baking (made in Japan)

Coffee bean roasting worker-household direct fire hand net baking (made in Japan)

Divided into two kinds of materials, both 18-8 stainless steel handles are natural logs, which can be baked 50 grams at a time and 100 grams at a time. The heating method is direct fire heating can use electric stove or natural gas direct fire baking method: firepower is medium fire, hold the hand net and shake it evenly on the fire. Slowly the beans will turn brown and begin to smoke. Almost 1

2014-09-09
How to use the mocha pot correctly to avoid the explosion of the mocha pot

How to use the mocha pot correctly to avoid the explosion of the mocha pot

Correctly use mocha pot to avoid explosion my mocha pot exploded from: little wing failed in Taobao a year ago, it should be imitated TIAMO, it is said that it is all stainless steel used more than ten times, there are two times without coffee for a long time, I turned off the fire and boiled it again last night, the powder may be a little solid (I mean maybe, I've pressed it before, I'm not sure it's the same, but it's all true.

2014-09-11
Coffee roasting degree coffee roaster coffee beans death wish coffee

Coffee roasting degree coffee roaster coffee beans death wish coffee

The term "fine coffee" was first put forward by Ms. Knudsen of the United States in Coffee and Tea magazine. At that time, Ms. Knudsen, as a coffee buyer at B.C. Ireland in San Francisco, was very dissatisfied with the neglect of the quality of raw coffee in the industry, and even some big roasters mixed a large amount of Robesda beans in the comprehensive beans, so she put forward the concept of boutique coffee.

2016-06-16
A correct understanding of the safety of mocha pots

A correct understanding of the safety of mocha pots

I have heard of the explosion of the mocha pot in a cafe, hitting the roof, bouncing down and hitting people, splashing hot water and coffee grounds and so on. After the explosion of the domestic unqualified mocha pot, it smashed a hole in the ceiling.

2014-08-25
Deep Roasted Costa Rican Manor La Minita Perfect balance of flavours

Deep Roasted Costa Rican Manor La Minita Perfect balance of flavours

Costa Rica (Costa Rica) can be deeply roasted, it is recommended that the City level can be, even the first explosion can be under the beans, this time the flavor will be both, close to the second explosion is the deepest roasting limit, do not enter the second explosion and waste good coffee beans. Costa Rican coffee is praised by many gourmets as a complete coffee because it is very balanced overall and has ten flavors.

2016-07-06
General knowledge of coffee roasting introduction of coffee baking methods

General knowledge of coffee roasting introduction of coffee baking methods

Pay attention to the change in color and taste-the color of coffee beans will change from green to light brown as it continues to heat up, and then a slight reddish brown of oil will be produced, followed by a large amount of oil that is shiny dark brown. At this point, you can no longer bake, otherwise the coffee oil on the surface of the beans will dry and give off a lot of smoke and scorched smell. To sum up, coffee roasting is a science, the age of raw beans,

2016-07-27
The process of roasting coffee

The process of roasting coffee

1 is the state of raw coffee beans, 2 is that coffee beans are heated at the furnace temperature 3. As the temperature rises, the free water in coffee beans begins to evaporate, and the beans begin to change from green to yellow. At this stage, beans still have obvious grass flavor. 4 coffee beans are further dehydrated, from light yellow to color similar to longan. At this stage, the free water in coffee beans is further removed, and coffee beans gradually expand 5.

2014-07-03
The dramatic evolution of the various stages of baking

The dramatic evolution of the various stages of baking

What I just mentioned is something that happens inside the coffee beans, so what will happen in the appearance? A few minutes before the coffee beans are heated in the baking room, we don't see much change in appearance, when the coffee beans are still grayish green and there is no sound. After a while, the appearance of coffee beans will gradually turn yellow and emit similar colors.

2014-08-15
Yega Xuefei baking record

Yega Xuefei baking record

Yega snow coffee: turn the cage on the oven, preheat it at 170 degrees for 2 minutes, serve the coffee beans. Bake at 170 degrees for 2 minutes to 250 degrees. After about 11 minutes, hear the first explosion for more than ten seconds and quickly take it out and rotate to the cooling plate to cool down. Coffee beans are slightly deeper than the standard medium roasting, and the actual roasting degree must be below medium. A lot of silver skins are still glued to the coffee beans, indicating that they are not roasted enough.

2014-07-01
Coffee roasting Coffee Coffee making Coffee made at Home Coffee Italian mixed with beans

Coffee roasting Coffee Coffee making Coffee made at Home Coffee Italian mixed with beans

1 is the state of raw coffee beans, 2 is that coffee beans are heated at the furnace temperature 3. As the temperature rises, the free water in coffee beans begins to evaporate, and the beans begin to change from green to yellow. At this stage, beans still have obvious grass flavor. 4 coffee beans are further dehydrated, from light yellow to color similar to longan. At this stage, the free water in coffee beans is further removed, and coffee beans gradually expand 5.

2016-07-14
Coffee roasting table of roasting stages of coffee beans

Coffee roasting table of roasting stages of coffee beans

Degree description stage description stage description special point description flavor and appearance description refers to baking until the end of the first burst. Light baking is rarely used and is generally used only for testing. Cinnamon roasting is widely used in some canned coffee. The firepower is difficult to reach the bean core, and it is easy to cause half-cooked condition, so

2015-05-28
Coffee roasting Yega Xuefei roasting record

Coffee roasting Yega Xuefei roasting record

Yega snow coffee: turn the cage on the oven, preheat it at 170 degrees for 2 minutes, serve the coffee beans. Bake at 170 degrees for 2 minutes to 250 degrees. After about 11 minutes, hear the first explosion for more than ten seconds and quickly take it out and rotate to the cooling plate to cool down. Coffee beans are slightly deeper than the standard medium roasting, and the actual roasting degree must be below medium. A lot of silver skins are still glued to the coffee beans, indicating that they are not roasted enough.

2014-09-23
Table of roasting stages of coffee beans

Table of roasting stages of coffee beans

Degree description stage description stage description special point description flavor and appearance description refers to baking until the end of the first burst. Light baking is rarely used and is generally used only for testing. Cinnamon roasting is widely used in some canned coffee. The firepower is difficult to reach the bean core, and it is easy to cause half-cooked condition, so

2014-12-26
What do you think of the new coffee flavor wheel death wish Coffee

What do you think of the new coffee flavor wheel death wish Coffee

The purpose of "Coffee Flavor Wheel" is to establish the same term of coffee taste spectrum, to assist cup testers or professionals to further understand the connotation of coffee aroma and taste, and to describe the sensory understanding of coffee in the future, so as to have a common language. In order to facilitate the analysis, the Coffee Flavor Wheel is disassembled into two fan-shaped diagrams. This issue will first introduce the "odor spectrum". Coffee taste spectrum consists of "odor spectrum" and "nourishment".

2016-06-16
Coffee deep roasting and light roasting coffee roasting

Coffee deep roasting and light roasting coffee roasting

Deep roasting and light roasting is simple, coffee beans are called deep roasting after the second burst, and before the first explosion is dense to the second burst, it is called light roasting to medium-deep roasting, and the color is closer to black with the deeper the roasting. First of all, let's talk about deep roasting. When it comes to deep roasting, be sure to talk about the legendary figure of the coffee industry-Alfred Peet. Mr. Pitt devoted himself to promoting heavy baking in the 1960s

2016-05-31
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