Soak the short ribs in cold water to remove the blood.
Put the short ribs, radish, onion, and green onion into a pot and bring to a boil.
When it starts to boil, remove only the short ribs and rinse them in cold water.
Cut vegetables such as mushrooms and carrots into large pieces.
Strain the boiled broth through a sieve and pour it back into the pot.
Add the short ribs, vegetables, and seasoning sauce to the broth and bring to a boil.
Simmer over medium-low heat until fully cooked and tender.
Taste and add more seasoning sauce if necessary.