It wouldn't accept my encrypted LUKs passphrase.
Which is how I logged in to this current session
Maybe the .iso, is not really needed, as we tell folks here in UF to use their Live Installer and add the PPA then run the boot-info.
Up to you. 
Oopps I forgot to reply on the commands used to mount my encrypted ZFS
Code:
udisksctl unlock -b /dev/xxx
udisksctl mount -b /dev/mapper/xxx