Wash the young napa cabbage thoroughly and cut into 4~5cm pieces.
Cut the beef into bite-sized pieces and soak to remove the blood.
Put the beef and sesame oil in a pot and stir-fry.
Once the meat is cooked, add water and bring to a boil.
When it boils, skim off any foam that floats to the surface.
Add the young napa cabbage and minced garlic, and continue boiling.
Season with salt and soup soy sauce, then simmer a little longer.