Asparagus, beef and mushroom stirfry

Ingredients:
1 pound beef (thinly sliced)
3 tablespoons soy sauce
3 tablespoons shao xing Chinese cooking wine (or cooking sherry)
2 tablespoons garlic (chopped)
2 tablespoons ginger (chopped)
1 tablespoon cornstarch
1 tablespoon oil
1 tablespoon oil
2 tablespoons garlic (chopped)
2 tablespoons ginger (chopped)
2 tablespoons fermented black beans (soaked in water and chopped)
1 pound asparagus (sliced into bite sized pieces)
1 pound shiitake mushrooms (stems removed and sliced)
1 tablespoon chili sauce (optional)
1/2 cup chicken stock
1 teaspoon sesame oil* soy sauce to taste

Directions:
1. Marinate the beef in the soy sauce, rice wine, garlic, ginger, and cornstarch while you chop everything.
2. Heat the oil in a pan.
3. Add the beef and its marinade and saute the until almost cooked and set aside.
4. Heat the oil in the pan.
5. Add the garlic, ginger and fermented black beans and saute until fragrant, about 1 minute.
6. Add the mushrooms and saute until soft, about 3-4 minutes.
7. Add the asparagus and saute for 1-2 minutes.
8. Add the chili sauce, beef and chicken stock.
9. Cover and simmer for a few minutes.
10. Add the sesame oil and season with soy sauce to taste.