I make sure I drain every last drop of washing up liquid, or liquid soap by turning them upside down into new dispenser, maybe that's something everyone does though, so possibly not that unusual.
I have started making bread and butter puddings, well 2 since the lockdown, to use up bread, (if the ducks don't get it first) and milk that is near use by date, I find they keep well in the fridge for a couple of days if not eaten in one go, which is usually the case. Luckily I have a diminishing supply of sultanas, they aren't easy to come by right now, have mixed fruit on my Tesco delivery list for two weeks hence, but I've learnt such items are later removed with a "no longer in stock" message.
I had lots of good intentions about putting chicken carcasses to good use to make stock, but haven't
Freezer's pretty full at the moment, don't really have room for it, that's my lame excuse. I feel a bit ashamed after reading this thread on that one, I know my grandparents would be looking down on me with a frown, they'd have certainly used up every last scrap