Suddenly in Her Sorbet(1988)
(The first book in the Lady Margaret Priam series)
A novel by Joyce Christmas
It was the glittering start of Manhattan's fall social season--Helene Harpennis' huge charity ball. The cause was a good one, but someone murdered Helene by adding cyanide to her sorbet. Lady Margaret Priam was determined to find the killer.
Used availability for Joyce Christmas's Suddenly in Her Sorbet
April 1988 : USA Mass Market Paperback