Cut chicken into serving size pieces and set aside. Saute onions in shortening 3 minutes or until limp and transparent. Rub black pepper and salt on the chicken, add to onion and shortening and brown, over moderate heat, on all sides. Add water, cover and simmer 30 to 40 minutes or until chicken is tender. Stir in paprika 10 minutes before cooking time is up. Remove chicken to a serving dish. Add sour cream to pan drippings. Mix well and heat thoroughly, but Do Not Boil. Pour over chicken. Serve with noodles.