Steam the potatoes

• Peel and slice the potatoes.
• Steam until completely tender.

Make the dough

• Mash the hot potatoes until smooth.
• Mix in the cornstarch and water to form a neat dough.

Shape the noodles

• Roll the dough into strips and roll each one up gently.

Boil the noodles

• Cook the noodles in boiling water until fully cooked.
• Add the greens, then drain everything.

Make the spicy sauce

• Put the garlic, chili flakes, red chili and white sesame in a bowl.
• Pour the boiling oil over to release the aromas.
• Stir in the soy sauce, black vinegar, oyster sauce and cilantro.

Toss and serve

• Mix the drained noodles with the sauce until well coated.