Ingredients:

  • 1 lb (450g) sirloin steak, thinly sliced
  • 1 tbsp soy sauce (low sodium recommended)
  • 1 tbsp cornstarch (cornflour)
  • 1 tsp sesame oil
  • 1/2 tsp black pepper
  • 1/4 cup (60ml) soy sauce (low sodium recommended)
  • 2 tbsp brown sugar (light or dark)
  • 1 tbsp rice vinegar
  • 1 tbsp sesame oil
  • 1 tbsp cornstarch (cornflour)
  • 1 tsp grated ginger (fresh)
  • 1 clove garlic, minced
  • Pinch of red pepper flakes (optional)
  • 1 tbsp vegetable oil
  • 1 red bell pepper, thinly sliced
  • 1 green bell pepper, thinly sliced
  • 1 onion, thinly sliced
  • 1 cup (100g) broccoli florets
  • 4 oz (115g) shiitake mushrooms, sliced
  • 8 oz (225g) egg noodles (fresh or dried)
  • 2 tbsp sesame seeds, toasted
  • Chopped green onions (scallions)

Instructions:

  1. Combine sliced beef with soy sauce, cornstarch, sesame oil, and pepper. Marinate for 10 minutes.
  2. Cook noodles according to package directions. Drain and set aside.
  3. Whisk together soy sauce, brown sugar, rice vinegar, sesame oil, cornstarch, ginger, garlic, and red pepper flakes (if using).
  4. Heat vegetable oil in a wok or skillet over high heat. Add beef and stir-fry until browned (3-4 minutes). Remove and set aside.
  5. Add bell peppers, onion, broccoli, and mushrooms to the skillet. Stir-fry until tender-crisp (5-7 minutes).
  6. Return beef to skillet. Add noodles and sauce. Stir-fry until sauce thickens (2-3 minutes).
  7. Garnish with sesame seeds and green onions. Serve immediately.