Reddit mentions of GoPicnic Copper Cowbell Asiago Gourmet Cheese Spread, Portion Cups, .75 oz, 10 Count

Vienna sausages? Or the jarred meatstick ones for toddlers? Potted meat? (All not my personal taste, but maybe ok in a pinch?)

I've noticed a lot of basic burrito wraps last forever in fridge, and stores have on shelves. I think the cheaper ones are loaded with preservatives, but could work if you check and swap out. Add some peanutbutter pouches, condiment pouches to make "ham salad", and he could have simple sandwiches.

Tasty Bite Indian meals are pretty decent, shelf stable, and soft. I've also seen shelf stable hummus, in little aseptic triangle shaped individual cartons, if he'd eat that.

Edited to add hummus: https://www.amazon.com/Wild-Garden-Hummus-Traditional-1-76/dp/B000V5IMSQ

What about cheese, like these?https://www.amazon.com/GoPicnic-Copper-Cowbell-Gourmet-Portion/dp/B00CN502H6/ref=sr_1_2_a_it?ie=UTF8&qid=1504025879&sr=8-2&keywords=Asiago+cheese