Soup Recipe - Shio Koji Mushroom Soup

Shio Koji Mushroom Soup

Healthy and Delicious

Marinating foods in shio koji makes them easier to digest while simultaneously bringing out the rich umami flavors of the dish.


  • 13 oz. mixed mushrooms of your choice, such as Shiitake, Shimeji, King trumpet, or Enoki
  • 3 Tbsp. Marukome Shio Koji
  • 2 c. your choice of stock, such as chicken, bonito, etc.
  • Salt to taste


Step One

Slice all mushrooms into bite-size pieces. Boil water and cook mushrooms in a pot for 2-3 minutes.

Step Two

Drain water and mix with Shio Koji while mushrooms are hot. Transfer to air-tight container and keep refrigerated to marinate for as long as you prefer.

Step Three

Once your are ready to use your koji-marinated mushrooms, add them to your broth of choice. You can also add Udon or Soba noodles as a topping or mix with steamed vegetables, if desired.

Our Miso Recommendations for Shio Koji Mushroom Soup

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