Coffee Knowledge
Latest articles, industry insights and brewing guides
Professional coffee roasting knowledge coffee grinding process
(1) the principle of grinding, generally speaking, a good grinding method should include the following four basic principles: 1, the degree of grinding suitable for cooking method should be selected; 2, the temperature of cattle produced during grinding should be low; 3, the powder should be uniform after grinding; 4, it should be ground before cooking. No matter what kind of grinder is used, it is bound to generate heat by friction in operation. Most of the excellent substances are highly volatile.
Professional coffee roasting knowledge Coffee roasting process and stage characteristics
Baking process most people think that baking is nothing, just use fire to cook raw beans. In fact, in the process of coffee processing, roasting is the most difficult step, it is a kind of science, but also an art, so in Europe and the United States, experienced roasters enjoy a highly respected status. Baking can be divided into the following three stages: 1. Drying at the initial stage of baking
Professional coffee roasting knowledge Coffee roasting concepts and principles
Roasting, as the name suggests, provides heat to coffee beans, causing a series of chemical changes to occur within them. Green coffee beans through roasting, showing coffee unique color, flavor and taste. Each coffee bean contains flavor, sourness, sweetness and bitterness. How to release it depends on the roasting temperature. From the tasteless raw beans to the lingering fragrance in the cup
Professional coffee roasting knowledge the mixing of coffee beans
People need to put coffee from different places together for several different purposes. The ideal goal, of course, is to piece together a coffee that tastes better than any of them. But generally speaking, Arabica coffee from a single origin is enough to make coffee that tastes good for export; it has a delicate flavor, a soft taste and a sweet aftertaste. So there is no need to match (that is, different places of origin
Roasting of fine coffee determines the taste of coffee.
Generally speaking, each coffee cherry contains two raw beans, and the fragrance is still hidden, waiting to be discovered. In raw beans, it contains a lot of chloric acid. As the baking process, chloric acid will gradually disappear, releasing familiar and pleasant fruit acid-such as acetic acid, citric acid, malic acid in wine. Baking is just right, it can present these beautiful sour taste moderately; on the contrary,
Tips for distinguishing the freshness of high-quality coffee beans
Smell: fresh coffee beans smell strong fragrance, otherwise tasteless or bad smell. Look: good coffee beans are complete in shape and full in size. On the contrary, the shape is incomplete. Pressure: fresh coffee beans are pressed fresh and crisp, and the fragrance wafts out when they crack. Color: dark black coffee beans, brewed coffee has a bitter taste. The coffee beans with yellow color make the coffee sour. good
Basic knowledge of baking of boutique coffee baking quality of coffee beans
A good cup of coffee mainly depends on three factors: the raw bean quality of coffee, the roasting quality of coffee, and the brewing quality of coffee. So if you want to drink a good cup of coffee, you can't just focus on how to brew the coffee, cook it for a few seconds, stir it a few times, and be able to master the raw bean characteristics of the coffee, the roasting quality / characteristics of the coffee, and the duration of the coffee after baking. Coffee beans
Coffee roaster's advice to junior bean roasters
Suggestions for primary bean bakers can first refer to the following three points: (1) first of all, bean bakers should think of three prerequisites: what is the purpose of DIY baking beans? how do you cook the baked beans? what taste do you want to drink? (2) according to the baking equipment on hand, think of ways to achieve the above 3 premises; (3) choose raw beans to start baking! Then there is testing beans, cooking and modifying baking skills; correcting baking skills is the best
How does the common sense of fine coffee control the roasting degree of coffee?
No matter what kind of baking you use at present, there are some tips for a long time. Just like stir-frying, why is it that restaurant chefs can stir-fry with all kinds of color, smell and flavor, but not themselves? In the final analysis, the reason is [unskilled], if you stand in front of the stove every day, you will be very good! First, the baking degree is controlled by time and constant attempts in exchange for success.
General knowledge of Fine Coffee Baking Island Coffee African Coffee Baking taste
The perfectly balanced taste and rich and moving aroma of the Jamaican Blue Mountains (Jamaica Blue Mountain) are still the world's treasures competed by experts. Island coffee light roast Jamaica Blue Mountain (Jamaica Blue Mountain) the king of coffee from the Caribbean, the price is high because of the small quantity and the monopoly of Japanese trading houses, the perfect balanced taste, rich and moving fragrance
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
Any of several acids in roasted coffee.
For coffee drinkers, coffee should not be thought to be alkaline because it contains caffeine (alkaloids), nor should it be thought to be acidic because it contains a lot of acid. It is believed that coffee is neutral after being metabolized by the human body. There are mainly the following kinds of acids in roasted coffee-Zheng Wei (Italian Coffee University) the following text refers to the first edition of the chemistry of qual
Basic knowledge of coffee the roasting process of coffee after picking
Roasting is the last and most important step in the processing of coffee beans after being picked. Raw coffee beans cannot be directly used as drinking coffee. All coffee beans must be roasted before grinding and brewing. Unbaked coffee is often called raw coffee, which has a shelf life of up to one year compared with roasted coffee. The size of raw coffee beans
Basic knowledge of fine coffee the relationship between grinding coffee beans and the use of utensils
The thickness of the powder depends on the way it is cooked. Generally speaking, the shorter the cooking time, the finer the ground powder; the longer the cooking time, the thicker the ground powder. In terms of actual cooking, 1.ESPRESSO machines, espresso machines and mocha pots take a very short time to make coffee, so the grinding is the finest and the coffee powder is as fine as flour. Filter cup with filter paper
Why does boutique coffee emphasize freshly ground coffee?
When you smell the fragrance of coffee powder, it shows that it is deteriorating and the essence of coffee is decreasing. If the diameter of the coffee powder is doubled, the volume of a single particle is reduced by 1 × 8, and the surface area of the corresponding total coffee powder is doubled. After the coffee bean is ground into coffee powder, its surface area increases exponentially, and the area of contact with air increases hundreds of times.
Techniques for making Coffee Grinding and making Coffee
Grinding coffee powder is a great knowledge. Is it important to grind coffee beans? Many people may think so. Because some coffee powders are already ground when they are bought, or they just need to tell coffee sellers how to make coffee, and they will automatically deal with it. Therefore, many people may not know much about grinding coffee beans and how to extract and cook it will have an impact on a cup of coffee. that
A good way to preserve high-quality coffee
Many people have a misconception that storing coffee in the refrigerator is the best way to preserve it. In fact, it is reasonable. But please think about it carefully. Every time you take the coffee out of the refrigerator and put it back after use, during the process of getting out and entering the refrigerator, the coffee will be affected by different hot and cold temperatures, which may have been a good protection.
Selection and purchase of boutique coffee utensils household small bean grinder
In addition to considering the appearance and style and workmanship, the purchase of a household small bean grinder should also focus on the quality of the inner core steel of the first bean mill, the speed of the second grinding bean, the uniformity of the third thickness, and whether the thickness of the ground coffee powder can be adjusted. It is recommended not to buy a propeller bean grinder (that is, a bean grinder with two blades driven by an electric motor). It is actually not a bean grinder, but a bean chopper. Its
Basic knowledge of coffee roasting Coffee roasting apparatus types and roasting degree
The coffee raw bean itself does not have any special taste, it is roasted to completely change and reorganize the substances inside the raw bean to form a new structure, thus bringing out the mellow flavor of the coffee. Coffee roasted Coffee Roasting coffee is popular mainly because of the aroma formed after roasting and the taste when drinking. The coffee raw bean itself does not have any special taste, it is roasted to produce the raw bean.
Coffee beans, coffee beans, coffee beans.
To get the best taste of coffee, the easiest way is to buy freshly roasted coffee beans and grind them each time you need to brew coffee. If you buy coffee beans and grind them in the store, you should let the clerk know what coffee machine you use at home, piston coffee maker, drip coffee maker or espresso machine... Because different coffee machines need to be used