Chinese Beef Onion in Umami Sauce - Cook with Carla

Ingredients

• 1 big onion, sliced thin
• 450 grams flank or sirloin steak, cut thin
• 1 teaspoon toasted sesame oil
• 1 tablespoon hoisin sauce
• 1 tablespoon cornstarch
• 2 tablespoons water
• 2 tablespoons soy sauce
• 60 ml beef broth or just water
• 1 tablespoon oyster sauce
• 1/4 teaspoon ground black pepper
• 1 tablespoon fresh ginger, minced
• 2 tablespoons vegetable oil
• 2 cloves garlic, minced
• 1 teaspoon sesame seeds (use if you like)
• 2 green onions, chopped up