Made at the old pig-slaughter feasts where nothing was wasted, blood sausage is read as ancestry, rural roots and the raw, earthy side of providing for a household.
Has this come up in your dreams before? What was going on in your life then?
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.