01 - Preheat oven to 350°F. Slice tops off bell peppers and remove seeds and membranes. Set peppers aside.
02 - Heat olive oil in a large skillet over medium heat. Add onion, celery, and jalapeño. Sauté 4–5 minutes until softened.
03 - Stir in minced garlic and cook 1 minute until fragrant.
04 - Add ground beef to skillet. Cook, breaking apart with spoon, 6–8 minutes until browned and cooked through. Drain excess fat if needed.
05 - Stir in diced tomatoes, cooked rice, Creole seasoning, paprika, thyme, cayenne, salt, and pepper. Simmer 3–4 minutes to blend flavors.
06 - Remove from heat. Stir in half the cheddar cheese. Spoon filling evenly into prepared bell peppers. Place peppers upright in baking dish.
07 - Sprinkle remaining cheddar cheese over each pepper. Add ¼ cup water to bottom of dish. Cover with foil and bake 30 minutes.
08 - Remove foil. Bake 10–15 minutes longer until peppers are tender and cheese is golden and bubbly.
09 - Garnish with chopped parsley and serve hot.