Snow is falling, puddings are rising and hearts are heating up in Marsden-Lacey this Christmas. Helen and Martha enter the village's First Annual Pudding and Pie Bake-Off and quickly find themselves up to their elbows in meringue, marmalade and murder.

But before the baking teams square off, the girls are invited to a lonely, ancient estate to evaluate a manuscript that's been buried in a dusty Jacobean library for hundreds of years. Martha is sure the old house is haunted and Helen wants Mr. Brickstone, their client, to keep his hands to himself.

The girls will have to...