Noodles:

• 8 ounces Chinese wheat noodles or spaghetti

Pork Mixture:

• 1/2 pound ground pork
• 1 tablespoon vegetable oil
• 2 cloves garlic, minced
• 1 tablespoon ginger, grated
• 2 green onions, chopped
• 1/4 teaspoon Sichuan peppercorns, crushed
• 1 tablespoon soy sauce
• 1 tablespoon Shaoxing wine or dry sherry
• 1/2 teaspoon sugar

Sauce:

• 3 tablespoons sesame paste or tahini
• 2 tablespoons soy sauce
• 1 tablespoon Chinese black vinegar or rice vinegar
• 2 teaspoons chili oil or more to taste
• 1 teaspoon sesame oil
• 1/2 cup chicken broth or water

Toppings:

• Blanched bok choy or spinach
• Extra chopped green onions
• Crushed peanuts or sesame seeds (optional)