The degree of coffee bean roasting is divided into light roast, medium roast and deep roast, each of which has its unique flavor and characteristics. Here I will give you a brief introduction, hoping to help you find the most…
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When discussing the quality and taste of coffee, temperature is a factor that cannot be ignored. The reheating of cold coffee has long been a controversial topic for both professional baristas and casual coffee lovers. The scientific principle of heating…
The grinding principle of the coffee grinder is to grind the coffee beans into fine powder so that it can be used to brew coffee. The grinding process mainly depends on the burrs inside the coffee grinder machine. Conical burr…
Extraction time Extraction time refers to the contact time between water and ground coffee. The longer the extraction time, the higher the concentration of coffee, the more macromolecular flavor substances will dissolve out, the overall coffee is bitter and stronger.…
During the steaming process, the bubbling of the powder bed may be caused by the fine powder clumping or uneven water injection, which is easy to form a channel effect and lead to uneven extraction. So, what is channel effect?…