Delicious Chinese Pepper Steak Recipe

Ingredients

• 1 pound flank steak, thinly sliced
• 2 tablespoons vegetable oil
• 1 red bell pepper, thinly sliced
• 1 green bell pepper, thinly sliced
• 1 yellow bell pepper, thinly sliced
• 1 onion, thinly sliced
• 3 cloves garlic, minced
• 2 tablespoons soy sauce
• 1 tablespoon oyster sauce
• 1 tablespoon cornstarch
• 1 teaspoon brown sugar
• 1/2 cup beef broth
• 1/4 teaspoon black pepper
• Steamed rice, for serving