In my opinion it’s unreasonable to think anything can truly be deleted in a federated system. Even if the official codebase is updated to do complete deletion & overwrite, it’s impossible to prevent some bad actor from federating in a fork that just ignores deletion requests.
Seems sensible to just not post anything that you don’t want to be available for the lifetime of the internet.
I would add The Abolition of Work though that might be a controversial choice. Did a lot to get me thinking back in the day, though.
I tend to wing it a lot with stew-ish things. Here’s one set of rough instructions:
Freezes fine, though I usually eat it before it makes it to the freezer