Keep it old fashioned and basic - nut loaf or roast - ready in it’s tray (foil) a day or two ahead in the fridge.
potatoes, carrots, parsnips, peel morning or day before, keep in cold water. I can’t fit mine in the fridge so I use the garage. Stuffing made ahead.
one green veg or red cabbage do any veg trimmings before.
cake and pudding and trifle made ahead.
make a list of oven timings
cheese, crackers, mince pies, satsumas, nuts, chocolates.
Done. Add in anything extra people bring.
morning of, turn on the oven, put in the roast, drain veg, massage with fat, salt pepper and herbs.
put in potatoes and nut roast and stuffing all timed to an hour before eating. Everything is slower in a full oven - but should be done by half an hour before.
cook the green veg and gravy while chatting to “helpers” make someone else set the table.
serve.
We might do appetizers later but more likely Christmas eve and boxing day. Christmas day we just do the main feast and cheese and stuff. I think I’ll need an extra oven this year with almost 20