Soak the dried seaweed in cold water to remove impurities.
Cut the beef into bite-sized pieces.
Add sesame oil to a pot and stir-fry the beef.
When the beef is cooked, add the soaked seaweed and stir-fry together.
Pour in water and bring to a boil.
Season with soy sauce for soup and minced garlic.
When it starts boiling, skim off the foam and simmer on low heat for 10 minutes.