Beef with Vegetable Stir Fry

Ingredients (16)

• 1 flank steak
• 1 tbsp cornstarch
• 2 tbsp soy sauce
• 2 tbsp oyster sauce
• 2 tbsp freshly cracked black pepper
• 3 tbsp oil
• 1 tsp crushed red chili flakes
• 1 clove crushed garlic
• 1 onion halved and sliced
• 2 cups chopped broccoli
• 2 carrots
• 3 celery stalks chopped
• 1 cup snap sugar peas
• 1 bunch Bok Choy
• 1 cup beef broth
• 1 tbsp cornstarch