How to make it
In a medium bowl or seal-able bag, add all marinades to steak and mix well. Refrigerate for 1 hour
In a medium bowl, mix all sauce mix ingredients. Set aside. (Black Pepper Sauce Mix)
Heat 1 Tbsp. of oil in a wok or large skillet to high heat. Remove beef from the marinade and add to the wok. Stir fry for 3 minutes or until the steak is fully cooked. Remove from the pan and set aside.
Add another 1 Tbsp. of oil to the wok or skillet. Add asparagus, onion, and bell pepper and stir fry until they have reached your desired tenderness.
Return the beef to the wok. Add the Black Pepper Sauce Mix to the skillet and cook until heated through.
Serve with rice as desired.