The color of crema should be light reddish brown, but what does yellow-white or very black almost charred brown mean? The answer comes from drinks, because crema is actually carbon dioxide bubbles wrapped in brewed coffee, so the darker the foam means the stronger the coffee becomes a natural assumption. But in fact, it is very difficult to distinguish the color of coffee.
2014-12-30 Italian espresso coffee crema color tell us extract knowledgeWhat is Crema (coffee grease)? During the roasting process, a large amount of carbon dioxide is produced in the coffee beans (most will be emitted during cooling, a few will continue to be kept inside, and grinding will release these gases, so coffee must be made as soon as possible after grinding). When hot water strikes coffee powder under high pressure, it will emulsify the insoluble oil of coffee powder and become oversaturated.
2015-11-09 Consciousness coffee knowledge Crema secrets whatThe espresso machine is suitable for very fine ground beans, which is generally difficult to operate at home; the method pressure is suitable for the coarsest ground beans, which simply and purely exert all the characteristics of coffee beans and is easy to operate; drip filtration is suitable for beans of medium thickness and fine grinding. convenient but filtered coffee oil less coffee flavor; beans to be fresh, do not try to save trouble grinding a lot of beans. Beans are delicate.
2016-04-15 Espresso intention concentrate blending Cafe dedicated balanced FatRistretto, is the higher level of Espresso, this kind of coffee will be more intense than Espresso, it can be understood in a simple way: over-extracted espresso. But Ristretto, like Espresso, is the most essential part of the coffee, a full-bodied espresso. The refined espresso has a strong aroma and bitter taste
2016-07-20 Italian concentrated Coffee making Technology details pressed powder Fats and Oils Commercial blendingMany people accompany instant drinks every day, often making bags of coffee or milk tea, but this fragrant drink should not be drunk. Fan Zhihong, an associate professor in the Department of Nutrition and Food Safety at China Agricultural University, reminds people that these fragrant drinks contain trans fatty acids, which are the most harmful to people's cardio-cerebrovascular system. There are plant fat powder in many instant ingredients, which is usually glucose syrup and hydrogenation.
2014-07-21 Coffee companion coffee with fresh milk instant coffee1. Drinking instant coffee can cause cancer? instant coffee contains acrylamide, which is highly carcinogenic. A few days ago, an article entitled "you can't drink instant coffee, there are more carcinogens than smoking" spread on the Internet. The article says instant coffee is highly carcinogenic and contains higher concentrations of acrylamide than cakes, French fries, potato chips and cigarettes. [truth] Coffee alone won't
2015-05-23 Truth instant coffee carcinogens drinks meat bacilliCoffee is loved by people mainly because of the aroma formed by roasting and the taste when drinking. The coffee raw bean itself does not have any special taste, but roasting completely changes and reorganizes the substances inside the raw bean to form a new structure, thus bringing out the mellow flavor of the coffee.
2014-08-21 Coffee knowledge coffee roasting roasting steps baking analysisSince 1968, especially after the adjustment of the economic structure and product structure in the 1980s, the Light Rail Exhibition in Jakarta has made some achievements. In the first 25-year long-term construction plan, GDP grew at an average annual rate of 6%, and inflation was controlled within 10%. In April 1994, we entered the second 25-year long-term construction plan, that is, the stage of economic take-off. Government advance
2016-08-16 Aroma full-bodied Niemann Tenin coffee flavor taste manor producing area characteristics1. Dehydration: generally refers to the baking process below 170 degrees, different baking appliances required for dehydration time is different, but usually controlled in 5~8 minutes best, depending on the moisture content of beans and set. 2. Climbing temperature: Usually the temperature climbing speed of baking is controlled between 7 and 14 degrees. This is related to the control of firepower. The better temperature climbing speed is controlled at about 10 degrees. The moisture content of beans is different.
2014-08-20 Coffee knowledge Coffee roasting Roasting encyclopediaMany people accompany instant drinks every day, often making bags of coffee or milk tea, but this fragrant drink should not be drunk. Fan Zhihong, an associate professor in the Department of Nutrition and Food Safety at China Agricultural University, reminds people that these fragrant drinks contain trans fatty acids, which are the most harmful to people's cardio-cerebrovascular system. There are plant fat powder in many instant ingredients, which is usually glucose syrup and hydrogenation.
2015-07-02 Coffee healthy nutritious one drink many people every day with instantIn the United States, Cinnamon (shallow baking), City (shallow baking), FullyCity (deep baking) and Darkroast (heavy deep baking) have long been used to define the baking level.
2014-06-20 Coffee knowledge coffee roasting coffee encyclopediaPipe congestion is always a headache for professional coffee roasting. Coffee beans roast at the same time will produce oil fume, this oil fume is not only exhaust gas, but also mixed with a lot of silver skin dandruff, as well as raw bean dust impurities, as long as the coffee roaster continues to run, this kind of oil fume full of impurities and dandruff will continue to be produced and discharged, and the oil fume with high viscosity will be produced and discharged one by one.
2016-05-26 Coffee roaster maintenance cleaning professional coffee roasting as far as piping blockingSolution to common problems in coffee roasters: pipe congestion is always a headache for professional coffee roasting. Coffee beans roast at the same time will produce oil fume, this oil fume is not only exhaust gas, but also mixed with a lot of silver dandruff, as well as dirt impurities carried by raw beans, as long as the coffee roaster continues to run, this oil fume full of impurities and dandruff will continue to be produced and
2016-04-19 Professional coffee roaster common fault solution method cleaning strategyMany people accompany instant drinks every day, often making bags of coffee or milk tea, but this fragrant drink should not be drunk. Fan Zhihong, an associate professor in the Department of Nutrition and Food Safety at China Agricultural University, reminds people that these fragrant drinks contain trans fatty acids, which are the most harmful to people's cardio-cerebrovascular system. There are plant fat powder in many instant ingredients, which is usually glucose syrup and hydrogenation.
2015-07-03 Boutique coffee common sense less use partner multi-use fresh milk many people every day withWhen is dehydration? How many degrees does it take to climb? Smoke exhaust problem? What is the taxiing action? These professional knowledge about coffee roasting must be the skills that many coffee roasters want to understand, so here's a little experience for coffee lovers: but it's just a simple introduction. For details, please refer to coffee roasting books such as Ligularia and other related books.
2014-06-20 Coffee knowledge coffee roasting coffee encyclopediaAccording to foreign media reports, coffee can not only satisfy your hunger as afternoon tea, but also turn it into biofuel and drive your car. This statement comes from a study by scientists at the University of Nevada in the United States, who have found that boiled coffee grounds can also be used to produce biodiesel. The researchers said in a published article that the technology of making diesel from coffee grounds is not difficult, using chemistry.
2015-07-02 Boutique Coffee Common sense Science Household extraction Biology Diesel Oil1. Dehydration: generally refers to the baking process below 170 degrees. Different baking appliances require different dehydration time, but it is usually best controlled at 5-8 minutes, depending on the water content of the beans. two。 Climbing temperature: usually the climbing temperature speed of baking is controlled between 7 and 14 degrees, which is related to the control of firepower, the better climbing temperature speed is controlled at about 10 degrees, and the water content of beans is different.
2015-01-08 Coffee beans roasting technology process analysis dehydration generally at 170 degreesBuy coffee beans should pay attention to choose products with QS certification, now the country has included coffee beans into the scope of enforcement, if there is no QS, it means that this product is not in line with food safety regulations. About coffee grease: coffee is damp, Italian coffee beans should have oil itself. The law of fat is like this: fresh, medium-and deep-roasted coffee beans will be found on the surface.
2016-05-24 Coffee beans brands should how choose select coffee beans pay attention selectCoffee beans will produce oil fume at the same time, this oil fume is not only exhaust gas, but also mixed with a lot of silver skin dandruff and dirt impurities carried by raw beans, as long as the coffee roaster continues to run, this kind of oil fume full of impurities and dandruff will continue to be produced and discharged, and the oil fume with high viscosity will gradually adhere to the surface of the object in contact, and will proliferate, thicken, and finally build.
2015-02-03 Coffee beans roaster maintenance inspection coffee clogging cleaning coffee beans roastingNew England baking (New England): light brown, dried bean noodles. American baking (American): medium brown, dried bean noodles. Viennese roasting (Viennese): medium dark brown with scattered drops of coffee oil on the bean noodles. French roasting (French): moderate dark brown bean noodles with a thin layer of coffee oil. Espresso baking: dark brown, due to baking process
2014-11-14 Coffee knowledge coffee roasting coffee common sense roasting degree