[poobear]

Potato buds then? I’ve checked many sites. Can you can rice?

[KittenClaws]

A lot of thingscan be canned:

http://www.mredepot.com/servlet/the-Complete-Emergency-fdsh-Disaster-Kits/Categories

[TaxRelief]

Nutritionally it is not worth it. You are better off with buckwheat, Dry corn, flax, kamut, millet, durum wheat, hard red wheat, hard white wheat, soft wheat, Special bake wheat, Spelt, and Triticale.

For sheer calories, it can be stored hermetically sealed with no oxygen.