Dao xiao mian (刀削面, literally knife-shaved noodles) is the signature noodle of Shanxi province — produced by holding a large lump of dough in one arm and using a specially curved double-blade knife (削面刀, xiao mian dao) to shave thin, slightly curved ribbons of dough directly into boiling water. A skilled dao xiao mian cook can produce 200+ noodle ribbons per minute, working with a rhythmic arm motion that sends each ribbon flying in an arc from the dough block into the boiling water. The resulting noodles have a specific shape — thick in the center, thin at the edges, slightly curved — that gives them a characteristic bite: soft at the thin edges, more chewy at the thick center.
The dough: 300g plain flour + 150ml cold water + 1/2 tsp salt. Mix until just combined. Knead 8-10 minutes. The dough should be relatively firm — firmer than pasta dough. Rest 30 minutes. The firmer texture allows the blade to shave thin ribbons without the dough collapsing or deforming. The knife: The dao xiao mian knife is a rectangular steel blade that curves slightly — the curvature allows the blade to separate from the dough cleanly without sticking. A standard flat knife works for home cooks but requires more practice. The shaving technique: Bring a large pot of water to a boil. Hold the dough block in your non-dominant arm, supported by your forearm. Hold the knife in your dominant hand. Using a rapid, forward, downward stroke starting from the far end of the dough block, shave a thin ribbon (approximately 15-20cm long, 1-2cm wide) and arc it into the boiling water. Continue across the width of the dough block. Braised serving style: Dao xiao mian in Shanxi style is served in a lamb or tomato-egg broth with vinegar and chilli oil added at the table.
Fuchsia Dunlop, Every Grain of Rice (2012); Fuchsia Dunlop, Invitation to a Banquet (2023)