In the world of pour-over coffee, the Japanese school has always held a unique position. Besides the common circular pouring, there is another technique called the "zigzag pouring method." It is not a misreading of "の字" (the character "no"), but rather a unique method created by Mr. Teruharu Tahara of the long-established Japanese coffee shop Rankan. Through repeated research, Front Street Coffee has found that this "zigzag" pouring method can produce a completely different extraction effect. This article will break down the operating parameters of the zigzag pouring method in detail, including water temperature, grind size, coffee-to-water ratio, and pouring rhythm, and extend to the application of flannel filter cloth, teaching you how to make a delicious cup of flannel pour-over. Whether you are a beginner just getting into pour-over or a seasoned enthusiast looking to refine your technique, you can gain practical reference from it. [more…]