01 - Preheat oven to 375°F.
02 - Combine beef slices with soy sauce, brown sugar, grated pear, sesame oil, garlic, ginger, scallions, black pepper, and sesame seeds. Mix thoroughly and marinate for 15 minutes.
03 - Heat vegetable oil in skillet over medium-high heat. Add marinated beef and cook for 3-4 minutes until browned and cooked through. Set aside.
04 - In the same skillet, add onion and carrot. Sauté for 3 minutes until softened. Stir in spinach and cook for 1 minute.
05 - Add cooked rice to skillet. Season with soy sauce and sesame oil. Mix well and remove from heat to cool slightly.
06 - Combine cooked bulgogi with rice mixture. Fill each bell pepper with mixture, packing gently.
07 - Arrange stuffed peppers upright in baking dish. Cover with foil and bake for 25 minutes. Remove foil and bake 10 additional minutes until peppers are tender.
08 - Garnish with sliced scallions and toasted sesame seeds before serving.