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Soy Beef Udon

Savory, glossy, and deeply satisfying — this Soy Beef Udon is all about chewy noodles, well-seared beef, and perfectly cooked baby bok choy. Simple steps, big umami.
Prep Time 15 minutes
Cook Time 10 minutes
Course Main Course
Cuisine Asian
Servings 2

Ingredients
  

  • 2 packages frozen udon
  • 1 lb beef chuck thinly sliced
  • 1 tbsp oil
  • 2 cloves garlic minced
  • 2 baby bok choy separated into white parts and green parts

For the Beef Marinade

  • 1/2 tbsp brown sugar
  • 1 tsp fish sauce
  • 1/2 tbsp soy sauce

For the Sauce

  • 1 tbsp soy sauce
  • 1 tbsp dark soy sauce
  • 1 tbsp oyster sauce
  • 1/2 tbsp vinegar
  • 1/2 tbsp fish sauce
  • 1/4 tsp black pepper

Instructions
 

  • Marinate beef with brown sugar, fish sauce, and soy sauce for 10–15 minutes.
  • In a small bowl, combine all sauce ingredients. Set aside.
  • Soak frozen udon in hot water until loosened. Drain and set aside.
  • Heat a pan over medium-high heat. Add oil and garlic, cook until fragrant.
  • Add beef in a single layer and sear until just cooked. Transfer to a plate.
  • In the same pan, add the white parts of the bok choy and cook until slightly tender.
  • Add udon noodles and pour in the prepared sauce. Toss to coat evenly.
  • Add the green parts of the bok choy and cook briefly until just wilted.
  • Return beef to the pan and toss everything together for another minute.
  • Serve hot and enjoy.