The Cocoa Conspiracy: A Lady Arianna Regency Mystery (Lady Arianna Hadley Mystery)

Lady Arianna's gift of a rare volume of botanical engravings to her husband, the Earl of Saybrook, has something even more rare hidden inside-sensitive government documents which would mark one they hold dear as a traitor of King and country. To unmask the villain, they must root out a cunning conspiracy-armed only with their wits and expertise in chocolate...