Scrumptious Feast

As an additional cost, sacrifice X food.
Creatures you control get +X/+X until the end
of turn.
"We were served white bread, pottage, roasted wild
deer and boar, baked salmon, honey mustard eggs,
pork pot pies, smoked turkeys, mountains of cheeses,
pickled onions, wild geese ragout, honeyed cakes,
sweet tarts, spiced wines and lager."
— The feast of Ravenholms