Noodles

• 1 tablespoon neutral-flavored oil
• 400 g thin flour yangchun noodles

Sauce

• 125 g Chinese sesame paste
• 2 segments of a block furu
• 4 1/2 tablespoons toasted sesame oil
• 60 ml light soy sauce
• 3 tablespoons sugar
• 2 1/2 tablespoons Chinese black vinegar
• 1/2 tablespoon dark soy sauce
• 1/2 tablespoon Sichuan peppercorn oil
• 1/2 tablespoon salt
• 1 tablespoon mayonnaise
• 60 ml water

Toppings

Default

• Sliced scallions
• Chile oil
• Toasted sesame seeds, coarsely ground

Bastards Shanghai

• Fennel
• Cumin
• Toasted sesame seeds, coarsely ground