nom rule

but could it be put in an auto-feeder that makes a little sound when it's time for dindin

Purina makes primate chow, though it is intended to be served alongside fresh fruits and vegetables.

And, of course, is not meant for human consumption.

probably something in the same vein as pemmican or trail mix?

Maybe we can compress some soylent into small, bite-sized pieces. Little Bits.

I saw a meal in a milkshake in Lidl the other day. I realise it's a liquid not solid but to my mind it's a similar concept.

Also https://www.england.nhs.uk/2024/05/nhs-expands-soup-and-shake-diets-to-thousands-more-patients-with-type-2-diabetes-across-england/

you could probably get some space food and chop and mix it until it's kibble

Just make some sort of hash with as many ingredients as possible