Defrost the stuffing or make the stuffing and chill in the fridge
Stuff the turkey then prepare and chill the turkey
Blanch the root vegetables; par-cook and chill the peeled/cut potatoes (you can even half-roast the parsnips and spuds) - see our recipes for Christmas veggies, sides and gravy
Also, peel and cut the carrots, wash and trim the sprouts then store in ziplock bags (not in water)
Thaw any frozen food you made ahead e.g. bread sauce, stock, soup etc.
Chop the herbs e.g. parsley, place in clingfilm and put in the fridge