Espresso is bitter in coffee, but it can't be said to be very bitter. In fact, coffee bitterness is mostly due to excessive extraction or excessive roasting. Itlay-level roasting is the deepest roasting degree. Coffee beans are caramelized to a large extent. Normally, there is not too much bitterness. It should also be slightly sweet. However, if the fire climate is not controlled properly, the baking will be carbonized and bitter. extraction
2015-07-08 Italia Lid EC155 Pump Semi-automatic Coffee Machine espressoThe principle and process of coffee roasting we must first understand that raw beans are hard seeds in coffee berries, such as water, chlorogenic acid, protein, alkaloids, caffeine, fats, sugars and so on. While baking at high temperature, the above substances will undergo chemical changes such as Mena reaction and Stryker degradation, resulting in coffee tannic acid, nicotinic acid, aromatic esters, alcohols,
2015-01-09 Boutique coffee beans roasting technology coffee training teaching summaryMore than a decade ago, the technology of coffee roasting was often secret. Since the employees of roasting factories usually became competitors independently, it was common for inheritance between father and son or relatives. In addition, the purchase cost of large machines was quite expensive, and the threshold for roasting coffee by themselves was too high, making coffee roasting a monopoly of a few large factories.
2016-05-30 roasting skills coffee knowledge coffee beansDelong coffee machine brings you a cup of mellow coffee every day. What if we encounter the light of Delong coffee machine showing a message? The following editor will teach you how to process the display information of Delong coffee machine. Delon coffee machine display information processing-water tank light flashing reason: there is not enough water in the water tank to solve: fill the water tank and install the water tank correctly, put the water tank in as much as possible
2016-04-21 Delong coffee machine indicator display information charcoal coffee officeFriends who play baking at home must keep an eye on the voltage if they buy a small roaster. There are many such machines in the United States, but they are all 110v. A few days ago, there was this kind of problem in Menglong's machine. I helped him find the damaged parts for a long time, but I couldn't find it. Uncle Dou felt very sorry. Friends who bake coffee at home use hand nets, and there are also sporadic people who use pans. It is said that Mobile Network is going to buy it in Japan.
2016-04-14 Coffee roasting entry hand net technology home roast friends if you buyCoffee 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 completely change and reorganize the substances inside the raw bean to form a new structure, thus bringing out the mellow flavor of the coffee. Baking tool roaster, divided into three categories: direct fire type, semi-hot air
2015-09-15 Coffee roasting Roasting detailsHousehold roaster in recent years the rise of a small amount of coffee roasting craze, there are many household roasters on the market, roasting their own coffee beans has become a very simple thing. At present, household roasters can be divided into three types: self-ignition type, hot air type and drum type. Although these are not very sophisticated professional models, as long as they are handled properly, the roasted coffee beans are still mellow.
2016-07-11 Household roaster small volume roasting coffee beans hot Italian matching household bakingThere are three types of coffee roasters on the market: Direct Fire Roaster, Half Hot Air Roaster, Hot Air Roaster, and there are a variety of commercial coffee bean roasters. Such as PROBAT, Diedrich, San Franciscan, Toper, Garanti, Has Garanti, Joper, Proater, Lori
2016-06-16 Field coffee roaster several kinds roasting wholesale small coffee machine fieldCoffee roasting (coffee roasting) means that through heating raw beans, starch in raw beans is converted into sugars and acids at high temperature, substances such as cellulose will be carbonized to varying degrees, water and carbon dioxide will be volatilized, proteins will be converted into enzymes and fats, and the remaining substances will be combined to form an oil film on the surface of coffee beans, and in the process coffee acids will be formed.
2014-08-13 Coffee roasting coffee knowledgeCoffee will be addicted to love, the key lies in the formation of the aroma after baking and the taste of drinking.
2014-05-14 Coffee supplies coffee roasting roasting methodsI. The so-called coffee roasting (coffee roasting) refers to the process of converting raw beans into dark brown raw beans by heating the raw beans to cause a series of physical and chemical reactions inside and outside the coffee beans, and in the process to generate various flavors such as acid, bitterness, and sweetness of coffee, forming alcohol and color. 2. The importance of baking affects a cup of coffee
2014-09-27 Coffee knowledge Coffee roasting Roasting basicsThe roaster is mainly divided into four types: direct fire type, semi-hot air direct fire type, hot air type and electric type. 1. Direct fire is the earliest baking tool, that is, the raw beans are roasted by fire and then transferred to the drum. The built-in motor keeps running the drum and stirring the coffee beans in the drum, trying to make each coffee bean come into contact with the hot iron evenly to achieve the goal of balanced roasting.
2015-11-23 Coffee roaster type boutique mainly divided into 4 types direct heat heat1. Baking room: dust, silver, smoke, etc. discharged from the baking company are easy to dirty the environment, so although the space is narrow, it is best to have a baking room, the ventilation of the baking room must be considered. two。 Dust collectors, in order to prevent the formation of public hazard problems, should at least be equipped with dust collectors such as dust separators. 3. Baking machine exhaust chimney: dust collector to the top chimney, preferably set high
2015-05-12 Boutique coffee common sense baking needed equipment baking room discharge dust1. Baking room: dust, silver, smoke, etc. discharged from the baking company are easy to dirty the environment, so although the space is narrow, it is best to have a baking room, the ventilation of the baking room must be considered. two。 Dust collectors, in order to prevent the formation of public hazard problems, should at least be equipped with dust collectors such as dust separators. 3. Baking machine exhaust chimney: dust collector to the top chimney, preferably set high
2015-03-25 Coffee beans baking needed available which baking room discharge dust silverAt the beginning of the history of household roaster coffee, there were only household bean baking utensils in the world. These bean baking utensils were standard accessories in ordinary people's kitchens until the early 20th century. 16th century: the simple construction tool of the Iraqi baking pot is to move the pot to a small fire or a heat source on a coal fire.
2014-08-15 Coffee products coffee machine development history bean roaster developmentCoffee beans were fried in iron pans in the early days. After coffee was introduced into Europe, Europeans used Turkish iron pans to fry beans on the one hand, and later invented hand-rotating roasting, which could bake several pounds of beans at the same time, which was used by some coffee shops. In the 1860s, large roasters began to appear, and in 1867 the use of blowers to cool beans after roasting gave birth to
2016-10-24 coffee roaster history capsule coffee machine introduction1. Baking room: dust, silver, smoke, etc. discharged from the baking company are easy to dirty the environment, so although the space is narrow, it is best to have a baking room, the ventilation of the baking room must be considered. two。 Dust collectors, in order to prevent the formation of public hazard problems, should at least be equipped with dust collectors such as dust separators. 3. Baking machine exhaust chimney: dust collector to the top chimney, preferably set high
2015-01-28 Coffee Baking needs equipment Coffee beans Basics Baking RoomBrand: HB COFFEE ROASTER HB is a professional coffee roaster manufacturer, the whole control of the roaster R & D, manufacturing, sales of every link, has a huge user base, is one of the earliest production of coffee roasters in China.
2016-01-05 HB-L2 Coffee Roaster Accessories Silver Skin Collection Coffee Beans Roasting Mustone。 The meaning of baking 1. The definition of roasting so-called coffee roasting (coffee roasting) refers to the heating of raw beans to promote a series of physical and chemical reactions inside and outside of coffee beans, and in this process to produce a variety of sour, bitter, sweet and other flavors of coffee, forming mellowness and hue, and converting raw beans into dark brown beans. two。 The importance of baking is affecting a cup of coffee.
2014-09-10 Coffee knowledge coffee knowledge coffee roasting roasting knowledge