In a medium-sized skillet, heat the oil over medium-high heat until hot but not smoking. Add the broccoli and red pepper and stir-fry for about 3 minutes. Add the garlic and soy sauce and continue stir-frying for 3 to 5 more minutes, or until the broccoli is tender but still crisp. Sprinkle with the sesame seeds and serve immediately.
continuously while frying. No peanut oil? Vegetable oil works, too. And if you want to put in different or additional vegetables, go ahead!