Sichuan Cold Noodles (Liang Mian) — Summer Sesame Tradition

Bring a large pot of water to a full rolling boil, add the fresh noodles, and cook until just tender with a slight resilience at the centre. Drain immediately and rinse under cold running water to arrest cooking, then toss the drained noodles with 1 tsp sesame oil so the strands are lightly coated and will not fuse as they dry. Spread them in a single layer on a tray and fan or air-dry until the surface is no longer wet and the strands are visibly dry and separate — this is the condition that gives the noodles their characteristic chewy surface and allows the dressing to grip every strand rather than slip off.

Once the noodles are dry, transfer them to the refrigerator and chill thoroughly, because a cold noodle will hold the dressing without it turning greasy or thin from residual heat. The noodles must be cold before the dressing is applied.

In a small bowl, work the sesame paste together with the sesame oil, stirring steadily so the oil is drawn into the paste rather than sitting on top of it, until the mixture becomes smooth and fluid enough to pour in a thin ribbon. A thick paste that holds a stiff peak will clump around the noodles in uneven dollops and must be thinned further before you proceed.

This is where the dish lives or dies — assemble the dressing directly in each serving bowl before adding the noodles: spoon in the thinned sesame paste, soy sauce, Chinkiang vinegar, chili oil, sugar, and minced raw garlic, then stir to combine, keeping in mind that the ratio of sesame paste to chili oil is the cook's signature and the raw garlic must not be omitted, as its sharp, uncooked pungency is what defines the Chengdu character of the bowl. Taste and adjust: in warmer conditions, lean the balance toward vinegar for refreshment; in cooler conditions, toward chili oil for warmth.

Place a portion of the cold noodles into each dressed bowl and toss thoroughly, lifting the noodles up through the dressing so that it works from the base upward and every strand is evenly coated with no pooling at the bottom.

Lay julienned cucumber over the noodles, then scatter sliced scallions and crushed roasted peanuts across the top. Serve immediately so the cucumber stays crisp and the noodles remain cold at the point of eating.