stir fry

INGREDIENTS: • 1 lb (450g) beef steak, thinly sliced or ground beef • 1 red bell pepper, sliced • 1 yellow bell pepper, sliced • 1 onion, sliced • 2 tablespoons soy sauce • 1 tablespoon olive oil • 1 teaspoon garlic powder • 1 teaspoon ginger powder • 2 cups cooked rice • 2