A generation of instant technology

Spray-Drying : Powder
The spray drying method is to spray the espresso liquid, and then use hot air to evaporate the water instantly. The cost is low, but it is more popular; but because the drying effect is achieved by high temperature heating during the processing, it is easy to make the flavor of the coffee Lost and get a finished product with a strong charcoal taste, and because the coffee powder is a fine powder, the surface area in contact with the air is relatively large, so the acidification reaction of the alcohols in the coffee occurs relatively quickly, so the coffee will acidify quickly , For example, the classic instant coffee (red packaging) of X Nest on the market is made by spray drying method, and it is also the first generation of instant coffee.

Source: https://okogreen.com.tw/blog/4919