Added to suppers:

TVP (textured vegetable protein)
nonfat milk powder
jerky, shredded into small bits
tuna in 3 oz. pouch
grated parmesan cheese
cheese powder (from packaged mac'n'cheese)
dehydrated black beans
Oscar Meyer bacon pieces in sealed 2.8 oz pouch


Added to lunches:

string cheese
nuts and seeds
dry salami


Added to breakfasts:

nonfat milk powder
nuts and seeds