将多个词典添加到iOS plist for Journal

I have an app in which I want to store several pieces of information throughout the life of the app. To do this, I have made a plist file called 'myJournal.plist'. There won't be anything in the plist at first, as it will be completely dependent on what the user does. I would like the plist to look something like this, where each Dictionary is based on the current day and added to the list.I have an app in which I want to store several