Rinse the salmon fillet with cold water, dry it, season with salt and pepper. Drizzle with teriyaki sauce in a bowl and cool for 1 hour.
Ginger peel and finely chop. Mix with rice vinegar, chili sauce and fish sauce and put in the fridge.
Bring the chicken stock to the boil. Prepare pasta according to the instructions on the packet. Roast the sesame seeds until golden brown, set aside. Dab the salmon and fry in hot oil for 6 minutes, deglaze with the marinade and cut into pieces with a fork. Rinse the spinach.
Divide the pasta on 4 plates and pour the broth over them. Place the salmon and spinach on top. Sprinkle with sesame seeds and serve with the sauce.