Cook the leeks and make the broth

• Cook the leeks in the pot for 2 minutes.
• Add the sake, soy sauce, mirin, brown sugar and dashi powder, then bring to a simmer.

Simmer the vegetables and tofu

• Add the tofu so it absorbs the sauce, along with the carrot and onion.
• Let everything simmer for 2 minutes.

Add cabbage, mushrooms and beef

• Add the cabbage, mushrooms and beef.
• Cover with a lid and cook for 1 minute.

Cook the noodles

• Add the udon and vermicelli.
• Cook until the noodles are soft and slippery.