Make a small incision in the middle of each chicken fillet and place a small piece of lemon rind inside the incision. Coat each chicken fillet in seasoned flour.
Fry the chicken in butter and oil until browned. Once browned remove onto a plate.
Fry onions gently until cooked. Then add the chicken back to the frying pan. Add the stock and bring to the boil. Simmer for a few minutes.
Mix the apple with lemon juice and whiskey and add to the pan. Cook until chicken is tender.
Add cream to the pan and heat through. Garnish with paprika pepper and parsley. Serve with boiled rice or mashed potato.