Here are some food metrics from the Takeout Style Christmas Dinner for your amusement.
Cooked and served:

21 turkeys totaling 300 lbs
22L gravy
90L stuffing
50 lbs carrots
200 lbs potatoes
50 lbs brussels sprouts
onions- 25 lbs yellow 55 lbs red
8 lbs local garlic
10L homemade cranberry sauce
Veg Option:
40 portions of lentil loaf
3L miso gravy
20 lbs vegan mashed potatoes
10L wild rice stuffing
650 Christmas cookies (400 donated)
300 Ferrero Rocher chocolates