Insta-Heat package
Captain Jack enjoying a Beef and Potato Insta-Heat.
Insta-Heat is a brand of self heated instant snack packs that comes with its own spoon and in a variety of flavours including 'Beef & Potatoes' and 'Beef Stroganov'.[1] Insta-Heats have quite a long shelf life, though after a decade or so the taste can become somewhat less than appetizing.[2]