Cut turkey wings at joints and discard tips. Arrange meatier wing portions in shallow baking dish and season to taste with paprika, salt, white pepper and garlic salt. Bake at 230ºC until golden brown, turning as needed to brown evenly, about 20 minutes. Gradually stir chicken broth into flour until smooth. Add green pepper, onion and tomatoes. Pour sauce over turkey wings and continue baking at 180ºC 2 hours, or until tender.