Panda Express Chow Mein Copycat Better Than Takeout

Ingredients

• 1 pound (450g) fresh or dried chow mein noodles (egg noodles)
• 1 tablespoon vegetable oil (for tossing noodles)
• 1 tablespoon vegetable oil
• 1 medium yellow onion, thinly sliced
• 2 cups (approx. 200g) celery, sliced diagonally
• 1 cup (approx. 100g) shredded cabbage (green or napa)
• 1/2 cup (approx. 50g) sliced carrots (matchstick size)
• 1/4 cup (approx. 30g) sliced green onions, for garnish
• 3 tablespoons soy sauce
• 2 tablespoons oyster sauce (vegetarian oyster sauce acceptable)
• 1 tablespoon dark soy sauce (for color)
• 1 tablespoon granulated sugar
• 1 tablespoon cornstarch (cornflour)
• 1/2 teaspoon ground white pepper
• 1/4 cup (60ml) chicken broth (or vegetable broth)
• 1 teaspoon sesame oil