1. Melt the butter or margarine in a large saucepan, stir in the flour and cook until lightly browned.
2. Add the gravy or stock, stirring constantly and cook until smooth and thickened. Season with the salt, nutmeg and Worcestershire sauce.
3. Add the turkey and heat 10 minutes, until piping hot.
4. Stir in the jelly and wine and bring to a boil. Pour out into a wanned serving dish; or serve on hot toast or in pastry shells.