
It's always bread & milk. Toilet paper & water too. Two of those make sense. The other two do not.
If I'm stocking up in case the power goes out,I'm buying water, boxed pasta/ramen cups, canned goods, and other nonperishable items. I have camping stoves for boiling water for the noodles
I guess people are more concerned with getting snowed in than what will happen if they get snowed in AND the power goes out.