For mori-soba and zaru-soba, after being boiled, noodles are rinsed under the cold running water to remove the viscous film on the surface and then dipped in ice water to bring out its al dente texture before being served.
盛りそばやざるそばの場合は、茹でた後にぬめりを取るために冷やしながらそばを洗い氷水等で締める。