WOW! Such Gourmands in SoCal! Im impressed! I like the Salad above with the apple or pear like Haimtoeg said. The Baguette suggestion is great also. And Burgers and sandwiches like you already said...
Another option could be investing in one of these...
http://www.amazon.com/Deni-1830S-Fre...2280039&sr=8-7
Im pretty sure that if properly packed you could keep it around for at least 2x as long....