Ingredients

• beef, cut into strips (200 g)
• onion, sliced
• garlic cloves, minced
• napa cabbage leaves, sliced
• green onions, sliced into 1 cm pieces
• pre-cooked udon noodles (400 g)
• soy sauce
• oyster sauce
• mirin
• light brown sugar
• rice vinegar
• vegetable oil

Steps

1. Bring a pot of water to a boil.
2. Cut the beef into strips and marinate in 1 tablespoon soy sauce for 10 minutes.
3. Cook the udon in the boiling water for 2 minutes, then pour cold water over them to firm them up.
4. In a bowl, combine the remaining sauce ingredients: 2.5 tablespoons soy sauce, 2 tablespoons oyster sauce, 1 tablespoon mirin, 2 teaspoons brown sugar, and 1/2 teaspoon rice vinegar.
5. Heat a little oil in a saucepan over high heat and sauté the beef for 5 minutes until browned, then set aside.
6. Sauté the minced garlic for 2 minutes until it browns.
7. Add the onion and white parts of the cabbage; sauté for 5 minutes.
8. Add the green parts of the cabbage and green onions; sauté for 2 minutes.
9. Add the noodles and beef back to the pan; sauté for 3 minutes.
10. Pour in the sauce and reduce while stirring for 5 minutes, or until almost completely reduced for best flavor.