A milk carton holds daily basics and also carries a date it should be used by, so it is read as routine, provision and attention to what is past its time.
Does the traditional reading fit your dream, or did it mean something else to you?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.