Soak the beef in water for 10 minutes to remove blood.

Peel and slice the radish into thick pieces.

Slice the onion into thin strips and the king oyster mushroom into thick slices.

Cut the chili pepper and green pepper diagonally.

Wash and drain the bean sprouts thoroughly.

Cut the tofu into bite-sized pieces.

Boil water in a pot, add the beef, and cook.

Add radish, onion, and bean sprouts to the pot.

Once boiling, add the king oyster mushroom and skim off foam.

Season with soy sauce, adjusting to taste.

Add minced garlic and chili powder.

Add chili pepper, scallion, and tofu, then boil again.