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Heat the oil in a large skillet or wok over medium-high heat.
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Sauté mushrooms and bell pepper for 3–4 minutes until slightly tender.
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Add bok choy, garlic, and ginger, stir-frying for 2 minutes until fragrant and the greens are wilted.
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Season with soy sauce, oyster sauce, and sugar, tossing to coat evenly.
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Pour in the cornstarch slurry, stirring until the sauce thickens (about 1 minute).
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Garnish with sesame seeds and green onions.
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Serve immediately over rice or noodles for a quick, flavorful meal.
 
Why You’ll Love It: Crisp-tender veggies, a savory-sweet sauce, and ready in under 15 minutes! Perfect for busy weeknights.