Adjust oven rack to lowest position.
Preheat oven to 500 degrees
Remove the bag of giblets from cavity. Blot turkey with paper towels. Cross legs and tie them together with kitchen twine, bend wings under the turkey.
Clean & chop the root vegetables into large pieces, place them on the bottom of the pan. Place roasting rack in pan, place turkey breast side up on rack.
Mix together the butter and spices - salt, pepper, cloves & nutmeg. With clean hands, run the butter mixture all over the inside and outside of the turkey. Separate the skin from the breast meat and get it in there also.
Mix together the wine and chicken broth and pour it over the turkey. Cover the turkey very tightly with aluminum foil and bake in a preheated 500 degree oven as follows;
First half hour: 500 degrees
Second half hour: 450 degrees
Third half hour 400 degrees
Turn heat down to 350 and continue cooking for one hour. Remove the foil. Baste turkey as it continues to cook. It will take about 1 ½ hours more for a 20 lb. turkey.
Allow to rest for at least a half hour, covered with aluminum foil. Remove the root veggies from the pan and you have a delicious side dish! Carve the turkey & enjoy!