Melt butter in a large pot over medium heat. Add onion and garlic, sauté until softened.
Stir in flour and cook for 1-2 minutes to form a roux.
Slowly whisk in seafood stock and wine, ensuring no lumps form.
Bring the mixture to a gentle simmer, then add heavy cream, paprika, salt, and pepper.
Fold in crab meat and cook for 5-7 minutes until heated through.
Serve hot, garnished with fresh parsley.