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Black Pepper Beef Udon Noodles

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Black Pepper Beef Udon Noodles are a quick and flavorful stir-fry featuring tender beef, chewy udon noodles, crisp vegetables, and a bold black pepper sauce. This takeout-inspired dish delivers rich umami flavor and satisfying texture in every bite.

Ingredients

  • 1 pound flank steak or sirloin, thinly sliced
  • 1 tablespoon soy sauce
  • 1 teaspoon cornstarch
  • 1/2 teaspoon black pepper
  • 16 ounces cooked udon noodles
  • 1 tablespoon vegetable oil
  • 1 red bell pepper, thinly sliced
  • 1 small onion, sliced
  • 3 cloves garlic, minced
  • 2 green onions, sliced
  • 1/4 cup low-sodium soy sauce
  • 2 tablespoons oyster sauce
  • 1 tablespoon dark soy sauce
  • 1 tablespoon brown sugar
  • 1/2 cup beef broth
  • 1 teaspoon sesame oil
  • 1 tablespoon freshly cracked black pepper
  • 1 teaspoon cornstarch

Instructions

  1. Combine the sliced beef, soy sauce, cornstarch, and black pepper in a bowl.
  2. Let the beef marinate for 10 minutes.
  3. Whisk together the soy sauce, oyster sauce, dark soy sauce, brown sugar, beef broth, sesame oil, black pepper, and cornstarch to make the sauce.
  4. Heat the vegetable oil in a large skillet or wok over medium-high heat.
  5. Add the beef and stir-fry for 2–3 minutes until browned.
  6. Remove the beef and set aside.
  7. Add the onion and bell pepper and cook for 3–4 minutes until slightly tender.
  8. Add the garlic and cook for 30 seconds until fragrant.
  9. Return the beef to the skillet.
  10. Add the cooked udon noodles.
  11. Pour the sauce over the mixture and toss well.
  12. Cook for 2–3 minutes until the sauce thickens and coats the noodles.
  13. Garnish with green onions and serve immediately.

Notes

  • Use freshly cracked black pepper for the best flavor.
  • Add broccoli, bok choy, carrots, or mushrooms for extra vegetables.
  • Substitute chicken or shrimp for the beef if desired.
  • Store leftovers in the refrigerator for up to 4 days.
  • Reheat with a splash of broth or water to loosen the sauce.

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