• 14 oz lo mein noodles fresh kind
• ½ lb flank steak thinly sliced against the grain into ¼" thick pieces
• 1 red bell pepper julienned
• 2 cups gai-lan chopped into 2-inch long pieces with stalks sliced thinly
• 2 green onions chopped into 2-inch long pieces
• 2 cloves garlic minced
• 1 tablespoon vegetable oil or any neutral oil

Beef Marinade

• 1.5 tablespoon water cold
• ½ tablespoon cornstarch or potato starch / tapioca starch
• ½ tablespoon regular soy sauce or light soy sauce
• ¼ teaspoon baking soda
• ⅛ teaspoon black pepper or white pepper
• ½ tablespoon vegetable oil or any neutral oil

Noodle Sauce

• ¼ cup hoisin sauce
• 1 tablespoon regular soy sauce or light soy sauce
• 1 tablespoon dark soy sauce
• 1 tablespoon oyster sauce or vegetarian stir-fry sauce
• 1 teaspoon sesame oil
• 1 tablespoon white granulated sugar or cane sugar
• ½ tablespoon cornstarch or potato starch / tapioca starch
• ¼ cup chicken stock low-sodium