As far as the food implications, see other posts. Now when it comes to lids it’s important to know that most pot lids are of a set diameter. So measure your pot and hit up your local thrift store for a couple of replacements. As long as your pot doesn’t have an oval shape you could get lucky fairly fast.

Years ago I flew transatlantic and just before landing I got up and brushed my teeth with a tiny travel set. I still remember all the people looking at me with my toothpaste and brush in hand thinking “why didn’t I think of that?”