Step 1

For the sauce: Combine all sauce ingredients in a small bowl and reserve.

Step 2

Boil 3 quarts of water in a 6-quart pot. Cook the noodles for about 10 minutes or until al dente, rinse and drain well in a colander. Place the noodles in a large serving bowl.

Step 3

Heat the vegetable oil in a wok over high heat. When you see wisps of white smoke, add the garlic and ginger. Add the pork, breaking it up and tossing for 2 to 3 minutes until brown and almost cooked through. Add the preserved vegetable to the wok and stir-fry for 30 seconds. Deglaze the pan with sherry and add baby spinach, cooking until wilted. Then add the reserved sauce. Stir-fry folding constantly for 1 more minute or until pork is fully cooked.

Step 4

Pour the meat sauce over the noodles and top with scallions and Sichuan peppercorn powder.