Coffee brewing utensils: hand-brewed coffee filter paper contrast detail map to understand the texture of filter paper

The quality of filter paper on the market is uneven, the lines of good filter paper are clear and delicate, and there is almost no pulp flavor. After wetting, the air channel is still strong, and the process of making coffee will not cause unsmooth water flow. While the lines of inferior filter paper are disorderly, the pulp taste is too heavy, and after wetting, the air channel dissipates seriously, the filter paper is completely attached to the wall of the filter cup, and the flow of coffee water is not easy to pass, resulting in excessive extraction. It tastes bitter.

Source: Kang tasting Network