Cleanly prepare beef, lamb, scallion, radish, and other ingredients.
Add meat and radish to a pot, pour in water, and bring to a boil.
Skim off foam and simmer over medium heat until ingredients are cooked.
Add aromatics such as scallion, garlic, and ginger, and simmer for a short while longer.
Season to taste with soy sauce and salt.
Serve in a bowl.