01 - Whisk together soy sauce, hoisin sauce, sesame oil, rice vinegar, honey, and chili flakes in a small bowl; set aside.
02 - Heat a non-stick skillet or wok over medium-high heat. Add a splash of oil, then sauté ginger and garlic for 30 seconds until fragrant.
03 - Add shiitake mushrooms and cook for 3–4 minutes until softened.
04 - Add carrot and bell pepper; sauté for another 2–3 minutes until crisp-tender.
05 - Pour the sauce over the vegetables, toss well, and cook for 1–2 minutes until everything is glazed and heated through.
06 - Remove from heat and stir in green onions. Spoon the mushroom mixture into lettuce leaves, top with toasted sesame seeds and cilantro. Serve immediately.