Eaten on Eve of St Agnes, Divines a Future Husband
Puzzle 6 of City Nicknames Hard Pack
Question is: Eaten on Eve of St Agnes, Divines a Future Husband
and the answer is: DUMBCAKE
Word Meaning:
DUMB CAKE — (historical) A cake made in silence by girls on St Mark's Eve, with certain mystic ceremonies, to discover their future husbands.
Definitions from Wiktionary.