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Professional coffee roasting | Roller speed of bean roaster
Professional barista exchanges please follow the coffee workshop (Wechat official account cafe_style) all say that baking beans is a combination of rational and perceptual, scientific and artistic knowledge. However, when we see the general public discussion on the Internet, most of them focus on the description of experience and feeling, and there is often no physical explanation of the bean roaster itself or the chemical changes of coffee beans at each baking stage.
2017-12-25 Specialty coffee roaster bean roaster drum speed problem specialty communication -
What is the reason why the coffee powder from the coffee grinder smells bad?
Coffee grinder what is the reason why coffee powder smells bad? the speed and thermal problems of grinding range from raw beans to roasting to grinding into powder and making coffee. The closer you get to the finished product, the more fragile the coffee is. As long as the raw beans are properly stored, there will be no problem with them for a few months. Roasted coffee beans had better be finished within 3 weeks. If the coffee beans are extracted under low pressure, one week is
2017-01-22 Coffee grinder come out coffee powder smell good what is it why coffee -
[professional coffee roasting] effect of barrel speed on roasting temperature and time of coffee beans
![[professional coffee roasting] effect of barrel speed on roasting temperature and time of coffee beans](https://world.gafei.com/uploads/allimg/180304/3-1P30411134bK-lp.jpg)
Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style) Coffee roasting skills Collection | the purpose of coffee roasting and the characteristics of coffee beans about rolling bucket speed, very interesting discussion, especially there are two masters said just the opposite https://www.home-barista.com/home-roasting/drum-speed-t4165
2018-03-04 Professional coffee roasting roller speed coffee beans temperature occasional influence professional -
Coffee Grinding and Bean Mill relationship between Coffee Grinding thickness and extraction Speed
Professional coffee knowledge exchange more coffee bean information please pay attention to the coffee workshop (Wechat official account cafe_style) coffee bean grinding fineness how to judge and set the Italian espresso extraction speed: the oxidation rate is proportional to the surface area, and the extraction of substances in coffee is also proportional to the surface area, that is to say, the finer the grinding, the faster the extraction speed.
2018-01-22 Coffee grinder bean grinder big and small thickness extraction speed relationship -
Does the speed of circling have any effect on the flavor of hand-brewed coffee?
In brewing hand-brewed coffee, in addition to paying attention to the objective parameters such as coffee grinding degree, brewing water temperature, powder-water ratio and extraction time, the influence of brewing techniques on the taste of hand-brewed coffee also accounts for a sufficient proportion. For example, the change of the frequency of sectional water injection, the change of water quantity of each section, and the change of water injection height.
2022-08-05 -
You can order fresh brewed coffee on the high-speed train! High-speed coffee is actually a Starbucks coffee service site?!
When I was a child, during the meal time, a flight attendant would push a small dining car and shout loudly, "Beer, beverage, mineral water, peanuts and melon seeds porridge." Make way, make way! " On the other hand, some tourists who are ready to barrel instant noodles have already lined up at the place where they pick up boiling water. As soon as the meal arrives, braised beef and fragrance
2021-11-29 -
The speed of water passing through coffee powder is the key to extraction.
Chaxiang Guide: hand flushing should be the favorite of all baristas. A hundred baristas can cook 101 flavors of the same bean, which shows how charming and exploratory it is! What Xiao Xu wants to explain in this article today is that the speed at which water passes through coffee powder is the key to extraction. After doing hand flushing for such a long time, I don't think any method is wrong. There is always this way.
2015-09-14 Technology paste pass coffee powder speed take key curry incense reading guide -
Why are there black spots in baking? The problem of blackhead scorched spot roasting coffee beans espresso
Blackheads (or blackspots) are common in coffee roasting, especially in the early stages of roasting. Generally appear at both ends of the coffee bean, deeper baking degree of the case, but also often appear on the back of the coffee bean. Why are there blackheads? First of all, we can be sure that it must have something to do with heating, when the baking temperature is too high.
2016-06-28 Baking why appear blackspots blackheads scorched spots coffee beans problems Italian coffee -
What is the effect of the speed of water injection on the flavor of hand-brewed coffee?
Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style) when it comes to hand-brewed coffee, steaming this stage can be said to be very important, after all, so that coffee powder can be fully vented process! When it comes to steaming, the first reaction is the length of steaming time and the amount of steaming water, but I don't know.
2019-04-16 Hand brewing coffee steaming water injection speed flavor production what influence -
Coffee grinder: the difference and selection between Robur and its cone knife Royal and its flat knife
There are many kinds of grinders on the market. From manual to electronically controlled tapered blades. But for espresso, the grinder is the most demanding. That's why. First talk about two basic concepts, insufficient extraction, that is, the flow of water through the coffee powder is too fast, or the temperature is too low to fully extract the flavor of coffee. Excessive extraction, on the contrary, coffee water is trapped in coffee powder.
2015-12-11 Coffee grinder Robur its cone knife Royal its flat knife difference -
Coffee roasting knowledge| What is baking air? How do you control airflow to aid baking?
01. What is baking air? Airflow is simply, literally, the flow of air in a baking machine and how that flow affects the baking results. This simple concept opens up a world of opportunity. Baking machines have a certain amount of airflow during operation, especially during heating, and you can also change airflow during baking.
2020-07-28 coffee roasting knowledge what airflow how control help -
Introduction to the shape of coffee filter cup | what are the types and characteristics of hand-made coffee filter cup?
Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style) first of all, there are many different types of coffee filter cups used by filter paper dripping, including one hole, three holes, and one large hole using different types of coffee filter cups, the filtering speed is different, so it may eventually bring different coffee taste.
2019-10-03 About coffee filter cup shape introduction hand brewing type characteristics what is it professional -
How to choose coffee utensils for hand-brewed coffee filter cup
There are also many kinds of filter cups needed for hand punching, including single-hole filter cups, three-hole filter cups, filter cups with a larger hole in the middle, and so on. If hot water is injected in the same way, the speed of filtration will be different, so the extraction time will also change. The difference in extraction time will lead to a difference in coffee flavor. The speed of filtration depends on the area of the void on the filter cup.
2016-06-12 Hand brewing coffee filter cup how selection utensils hand flushing need use -
Collation of data of Italian coffee grinder 1
First of all, I think it is necessary to explain the importance of the grinder. In a sense, the grinder plays a more important role in the espresso machine than the coffee machine itself.
2014-06-12 Coffee knowledge coffee machine coffee information -
Coffee expert summed up: how to choose a suitable household Italian bean grinder?
Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style) why the coarse ground coffee powder is suitable for drip filter-coffee powder common grinding thickness diagram theoretically the stronger the Specifications, the more professional, the more famous factory should be the best! But it is not so wor when used in the home, such as bean bin size, grinding speed, grinding speed.
2018-01-12 Coffee talent experience summary how to select one suitable intention style mill -
Grindability of hand-made coffee powder thickness and water injection speed of hand-made coffee powder
Professional baristas exchange please pay attention to the coffee workshop (Wechat official account cafe_style) powder thickness, it is recommended to grind. If the powder is too fine, the water will stay longer, and the coffee that has been soaked for too long will lose its taste. The powder is too thick, the staying time of the water in the coffee powder is too short, and the taste is still left in the powder, so it is not extracted. Procedure and speed of water injection before coffee is poured into the filter paper, use hot water first
2017-12-16 Hand flushing coffee powder grinding thickness water injection speed -
Guangzhou EMU high-speed railway milk tea online! RMB 26 / cup of "that girl" high-speed railway milk tea was complained crazily by netizens.
In my impression, when I take the high-speed railway, there will always be flight attendants pushing the trolley, which is full of snacks and drinks, which is undoubtedly the good news for the glutton. Not only that, it seems normal for high-speed trains to order their own food. How to restore the world outside the bullet train without differentiation in food and beverage is now the effort of many bullet train catering groups.
2022-04-27 -
Coffee speeds up the meal for lunch, which is twice as harmful to blood sugar
In order to save time and trouble, many busy office workers tend to speed up their coffee for lunch, which is actually twice as harmful to blood sugar. Eating fast food high in saturated fat while drinking coffee has a worse effect on blood sugar than not drinking coffee. Usually, a healthy person after a high-fat meal, their blood sugar level will rise to the highest, if high fat plus caffeine, will make blood sugar water
2015-05-08 Coffee fast food lunch blood sugar double damage a lot busy office workers for -
Can the speed of the hand coffee grinder be adjusted? How to use cleaning
Can the speed of the hand coffee grinder be adjusted? How to use cleaning 1.4 to use the skill hand grinder gives everyone the impression that it is very tired to grind. At present, coffee beans are more popular in the domestic market, medium and deep roasting, beans are still easy to grind. You can try to sit on the stool, clip the bean grinder on your knee, and then start grinding. I usually use this square method, which is very labor-saving to say that there is no need.
2016-11-02 Hand shake coffee bean grinder whether can be adjusted speed how cleaning hand shake -
What is the relationship between the flow of hand coffee and the speed of the circle? How do you brew the coffee?
In the process of hand-brewing coffee, the guide is often unable to bypass the size of the water flow and the speed of the circle. Qianjie separately tested the effect of water flow and circle speed on coffee during the previous discussion. When other factors remain the same, the small flow causes the liquid level not to be raised too high, resulting in a slightly thicker powder layer, a slightly longer end time of water and coffee powder, and a slightly higher concentration.
2021-01-31 Hand brew coffee water circle speed relationship moonlight how brew