I have a bunch of these:
http://www.sterilite.com/SelectProdu...19§ ion=4
I got them at the grocery store. Maybe you could make some freezer meals and label them (Monday Lunch or Wednesday Dinner).
Find out how much it would be to get a home health aide while you're gone. Even one of those "Grannie Nanny" services might help. Would insurance cover anything like that?
Maybe not helpful as you'd like, but brainstorming nonetheless!
Missy