Beef with Black Mushrooms Recipe - Authentic Chinese Cuisine

Ingredients

• 10 Chinese black mushrooms
• 0.5 lb (227 g) flank steak
• 4 tsp cornstarch
• 1 lightly beaten egg white
• 0.5 cup + 2 tbsp vegetable oil
• 1 tsp crushed ginger root
• 1 tsp crushed fresh garlic
• 1 cup drained, rinsed and cubed bamboo shoots
• 1 tsp cooking wine
• 1 tsp dark soy sauce
• 0.5 cup chicken stock
• salt and pepper , to taste
• 1 shredded scallion