Coffee Knowledge
Latest articles, industry insights and brewing guides
Top6 recipe of 2017 World Coffee Brewing Competition
At the World Coffee Brewing Competition held in Budapest, Hungary last month, our BlackWaterIssue's official website introduced the contents of the champion Wang ce and the fourth Michael manhart. Today we will introduce to readers the contents of the other four finalists and their extraction recipes. Sam Corra (Ona Coffee) / Australian specified brewing (
When the coffee bean becomes coffee powder, does it change or not?
Following Cafe Review (Wechat official account vdailycom) found that no matter what kind of items in Beautiful Cafe opened its own shop, it would become its own flavor on a person's body. This is the style of self-expression. Today, with coffee beans as a reference, let's take a look at the characteristics of the style of people and things: 1 the same point is that all species have their own independence in the universe.
Why not grind a bag of coffee for the customer?
Pay close attention to the coffee comment (Weixin Official Accounts vdailycom ) and find that the beautiful coffee shop opens its own small shop. Sometimes, customers ask me: I have a bag of coffee beans brought back from where. Can you grind them for me? Me: Sorry, no... But you can tell me what coffee equipment you use at home, and I'll tell you what grinder to buy and how to grind it.
Coffee powder expands when it comes into hot water. Why?
Following Cafe Review (official Wechat account vdailycom) and discovering that Beautiful Cafe opened a small shop of its own, what on earth is this bubble? The air inside the bubble is carbon dioxide originally enclosed in roasted beans, and the outer membrane of the bubble is formed by proteins and polysaccharides (the same substance covered by the surface of espresso). Some people say that the bubbles produced by these drips are impurities, but
The importance of the degree of grinding of coffee powder
Following Cafe Review (official Wechat account vdailycom) found that where a cup of espresso comes from when a beautiful cafe opens its own shop, high quality coffee beans are very important, and the degree of grinding of the coffee powder is also very important. The degree of grinding of coffee powder will greatly change the taste of coffee, the taste of coffee will become silky, or the taste will become bitter. The degree of grinding for
Is it really worth making cold-extracted coffee with so much coffee powder?
In fact, there is a saying I have put up with for a long time, but can not find a suitable occasion to say it, today I would like to say what I think of cold coffee, that is: what a waste! I was shocked the first time I saw the recipe for cold coffee. Oh, my God, it takes twice as much coffee powder to make cold coffee as ordinary hot coffee. Does it take a whole bag of fresh baking sheets?
"Flick (Roasting Defect)" phenomenon in Coffee roasting
Following Cafe Review (official Wechat account vdailycom) found that Flick (Roasting Defect) phenomenon in coffee roasting Flick (Roasting Defect) (flicker) red curve and blue curve have the same bean temperature as the blue curve. * the Development Time Ratio of the red curve is 25.6% * the development rate of the blue curve (D
Effect of moderate Baking on Coffee Flavor
Following Cafe Review (official Wechat account vdailycom) found that the light roasting of fortified nutty caramel in Beautiful Cafe is milder because the fermented flowers and fruits retain the most sour aromas, so it is easy to smell the sour aroma of coffee. If you continue to bake, that is, from the end of the first explosion to the middle baking before the second explosion, or even the medium and deep baking from just to the second explosion, fermentation
Knowledge of classification of coffee roasting methods
Following Cafe Review (Wechat official account vdailycom) found that Beautiful Cafe opened a small shop of its own baking methods category 1. The direct-fire baking machine puts the raw beans into a perforated drum and then contacts the beans directly with the fire of the gas burner. There are two simple and common ways: 1, a kind of direct-fire baking machine, commonly known as soil cannon 2, hand net baking
Common sense of "raising beans" after roasting coffee
Following caf é comments (official Wechat account vdailycom) found that Beautiful Cafe opened a small shop of its own. The word "raise beans" is often seen in coffee bags or some online materials. What is the role of growing beans? After roasting, coffee beans will produce a series of chemical reactions and produce a large amount of carbon dioxide, and most of the gas will remain in the coffee.
How much do you know about professional coffee roasting?
Follow the caf é (Wechat official account vdailycom) and find that the coffee roasting principle of Beautiful Cafe opens a small shop of its own. First of all, after roasting at more than 200 degrees Celsius, the water begins to evaporate, the volume expands by 60%, and the weight is reduced by 10% to 25. Depending on the degree of roasting, the deeper the roast, the more weight is lost. No wonder many operators do not like heavy.
Light roast is not the roast standard for fine coffee
Pay attention to coffee reviews (Weixin Official Accounts vdailycom ) and find that a beautiful coffee shop opens its own shop. Coffee lovers who have just started roasting always ask a question: Do fine coffee beans need to be lightly roasted? And cited the United States, Europe, Australia, many well-known brands of coffee are lightly roasted, which led to the above conclusions. Historically, shallow.
What does the baking date of the coffee tell you?
Following Cafe Review (Wechat official account vdailycom) found that Beautiful Cafe opened a small shop of its own and wanted freshly baked coffee, but didn't know how fresh it would be? This article answers the impact of the baking date on coffee, even beyond your expectations. The baking date does not mean that everything must be clarified first. Just because we only discuss the baking date here does not mean that we can
Advice on coffee roasting
Follow the caf é (official Wechat account vdailycom) and found that the coffee roaster opened a small shop of its own and began to try to mix coffee recipes. He found that it would be good to match high-body and low-body beans (Sulawesi, Costa rica), but if you put a variety of high-acid coffee together, it may not be as smooth as we thought.
Coffee baking is not only an art, but also a philosophy of life.
Follow Kaibei (official Wechat account vdailycom) found that the coffee beans changed from brown to black due to the different degrees of heating in the coffee beans opened in the beautiful cafe. The index of heating degree is called baking degree. The baking degree is generally distinguished according to the color of the baked beans. The roasting degree of coffee in Japan, from shallow to deep, is generally in the following order: mild.
Do you have the so-called caffeine gene?
Follow caffeine comments (Wechat official account vdailycom) found that Beautiful Cafe opened a small shop of its own. Do you have the so-called caffeine gene? Recently it was discovered that DNA determines whether we are susceptible to coffee. Investigators have made it clear that how many cups of coffee we can drink and how much we enjoy the aroma of coffee has long been determined by the body's genes. The genes control me.
Caffeine can improve memory
Follow caffeine comments (Wechat official account vdailycom) found that Beautiful Cafe opened its own shop in Hokkaido University in Japan. A team of researchers recently confirmed that the mechanism by which nerve cells in the brain hippocampus, which is responsible for memory and learning, forms memory is the same as the contraction of cardiac muscle cells, while eating caffeinated foods such as coffee can enhance their activities and improve memory. People used to be
Do you really know coffee? How are coffee trees grown?
Pay close attention to the coffee comment (Weixin Official Accounts vdailycom ) and find a beautiful coffee shop to open one's own shop. 1. The excavation quality of planting ditch affects the soil and water conservation of coffee garden, the implementation of agricultural technical measures, the growth and yield of coffee tree, which should be seriously implemented. Excavation method, gentle slope can be excavated from the slope to the slope, and steep slope should be excavated from the slope to the slope.
To what extent has coffee cultivation in China developed?
Following Cafe Review (Wechat official account vdailycom) found that Coffee Cafe opened a small shop of its own. Coffee is one of the most popular drinks in the world today, with global consumption of more than 1.5 billion cups a day. To meet the global demand for coffee, 25 million farmers in more than 80 countries are engaged in coffee cultivation. At present, the global annual output of coffee exceeds 8 million tons, making it the heaviest in the world.
Have you thought about how climate change will affect coffee farming?
Weixin Official Accounts vdailycom found that by the end of the century, climate change could make about half of Ethiopia's coffee-growing areas unsuitable for coffee cultivation; however, the study is not all bad news, and the authors suggest that the total area of coffee cultivation is expected to quadruple through coffee-growing area relocation, afforestation and forest protection