Steps

1. Take out the sauce and mustard from the natto pack, and finely chop the natto with a knife.
   🕒 02:47
2. In a bowl, add Liquid Shio Koji 2 tsp, chicken stock 1/2 tsp, black pepper to taste, garlic powder 4 shakes, and olive oil 1 tbsp, mix well to make the somen sauce.
   🕒 04:01
3. Refrigerate the prepared sauce to chill.
   🕒 05:31
4. Boil water for cooking somen noodles.
   🕒 06:18
5. Heat sesame oil in a large frying pan, add the liquid from a canned mackerel, and stir-fry to evaporate the moisture.
   🕒 06:25
6. Add the flaked mackerel from the can to the frying pan, along with sesame oil 1 tbsp and Liquid Shio Koji 2 tsp, and stir-fry.
   🕒 06:57
7. Add 200g of drained bean sprouts and stir-fry, season with Hondashi 1/3 tsp.
   🕒 08:02
8. Serve the stir-fried mackerel and bean sprouts on a plate, and sprinkle with chopped green onions.
   🕒 09:36
9. Add somen noodles 100g to boiling water and cook for 1 minute. [Pro Tip!] It's recommended to cook somen slightly al dente.
   🕒 09:53
10. Drain the cooked somen noodles in a colander to remove sliminess, rinse with running water, and thoroughly chill in ice water. [Pro Tip!] Chilling somen in ice water makes it significantly more delicious.
    🕒 10:40
11. Squeeze out the excess water from the chilled somen noodles.
    🕒 11:38
12. Place the chilled sauce and somen noodles in a bowl, and toss well with chopsticks to coat. [Pro Tip!] The moisture from the liquid shio koji helps the salt sauce adhere to all the noodles.
    🕒 11:46
13. Serve the somen noodles on a plate, and sprinkle with chopped green onions to taste.
    🕒 12:26
14. Place the chopped natto 1 pack on top of the somen noodles, and garnish with 1 egg yolk in the center.
    🕒 13:00
15. Finish by sprinkling black pepper to taste and garnishing with lemon slices to taste. [Pro Tip!] Natto and lemon surprisingly pair well, offering a refreshing taste.
    🕒 13:36
16. Just before eating, mix the somen noodles, natto, egg yolk, and sauce well together. [Pro Tip!] Finely chopping the natto helps it coat the somen noodles thoroughly.
    🕒 15:37
17. If desired, squeeze more lemon or sprinkle Aji-Shio (seasoned salt) to taste for a change in flavor.
    🕒 16:26