In a wok, heat oil over medium heat.
Add onions, bell pepper, mushrooms, snow peas and carrots. Saute until onions are translucent and carrots are softer in texture.
Add cooked egg noodles. Mix with rest of ingredients and sauté for another 3 minutes.
Add soy sauce, chicken stock and oyster sauce. Cook for another 5 minutes.
Add spinach, salt and pepper. Combine with rest of ingredients. Cook for another 3 minutes.
Inspired by Panlasang Pinoy