Creating a perfect Broccoli and Mushroom Stir Fry is straightforward when you follow these simple steps:

1. Prep Your Ingredients: Wash and cut the broccoli into bite-sized pieces. Slice the mushrooms and onion. Mince the garlic and ginger.
2. Heat the Oil: In a large skillet or wok, heat vegetable oil over medium-high heat.
3. Sauté Aromatics: Add in the minced garlic and ginger. Stir-fry for about 30 seconds until fragrant.
4. Cook Onions: Add the sliced onions to the pan. Sauté until they become translucent, about 2-3 minutes.
5. Add Mushroom: Toss in the sliced mushrooms. Cook for an additional 3-4 minutes until they soften.
6. Incorporate Broccoli: Add in the broccoli florets. Stir-fry together for about 5-6 minutes until the broccoli is bright green but still crisp.
7. Season: Pour soy sauce and oyster sauce over the vegetables. Stir well to coat everything evenly.
8. Finish with Sesame Oil: Drizzle sesame oil and stir for another minute, allowing the flavors to meld.
9. Taste and Adjust: Sample the stir fry and add salt and pepper according to your taste preference.
10. Garnish and Serve: Garnish with sliced green onions and sesame seeds before serving.

These steps will guide you through making this fabulous stir fry without any hassles.