Ingredients
For the Beef & Marinade:
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1 lb flank steak or sirloin, thinly sliced against the grain
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1 tablespoon soy sauce
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1 tablespoon cornstarch
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1 teaspoon sesame oil
For the Sauce:
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1/3 cup low-sodium soy sauce
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2 tablespoons oyster sauce
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1 tablespoon hoisin sauce (optional for sweetness)
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1 tablespoon brown sugar or honey
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3 garlic cloves, minced
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1 teaspoon grated fresh ginger
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1 tablespoon cornstarch
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1/2 cup beef broth or water
For the Stir Fry:
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2–3 cups broccoli florets
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2 tablespoons vegetable oil (divided)
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Optional: sliced green onions or sesame seeds for garnish
Instructions
1. Marinate the beef:
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In a bowl, toss sliced beef with soy sauce, cornstarch, and sesame oil.
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Let sit while prepping other ingredients (10–15 minutes).
2. Make the sauce:
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In a small bowl, whisk together soy sauce, oyster sauce, hoisin (if using), brown sugar, garlic, ginger, cornstarch, and broth. Set aside.
3. Cook the broccoli:
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Heat 1 tbsp oil in a large skillet or wok over medium-high heat.
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Add broccoli and a splash of water (2–3 tbsp), stir-fry for 2–3 minutes until just tender-crisp.
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Remove broccoli and set aside.
4. Sear the beef:
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Add remaining oil. Stir-fry beef in a single layer (in batches if needed) for 2–3 minutes until browned.
5. Combine everything:
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Return broccoli to the pan.
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Pour in the sauce and toss everything together.
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Cook for 2–3 more minutes until sauce thickens and everything is coated and hot.
6. Serve:
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Serve hot over steamed rice, fried rice, or noodles.
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Garnish with green onions or sesame seeds if desired.