Heat butter and olive oil in a large skillet over medium heat.
Add onion, bell pepper, celery, and garlic. Sauté until softened and fragrant.
Stir in shrimp and cook until pink, about 3–4 minutes. Add crab meat (or crawfish) and cook another 2 minutes.
Season with paprika, cayenne pepper, Cajun seasoning, salt, and black pepper.
Add the cooked rice and toss until everything is evenly coated and heated through.
Garnish with chopped green onions and serve hot.
Serving and Storage Tips:
