Pepper Steak Stir-Fry

Ingredients 1 1/2 pounds beef sirloin, thinly sliced 2 bell peppers, sliced 1 onion, thinly sliced 3 cloves garlic, minced 3 tablespoons soy sauce 2 tablespoons oyster sauce 1 tablespoon cornstarch 1/2 cup beef broth 1 tablespoon brown sugar 1…








