Chocolate chip cookie murder by Joanne Fluke.  In Lake Eden, Minnesota, Hannah Swensen's Cookie Jar is the place to be.  In addition to delicious cookies and great coffee, Hannah and her gang are clever amateur detectives.

A bone to pick by Charlaine Harris.  As a member of the Real Murders Club, librarian Aurora Teagarden and her group try to solve baffling cases. When Aurora unexpectedly inherits an old house complete with an unidentified skull, they have a real murder to solve.

Dying on the vine by Peter King.  Goodwin Harper, The Gourmet Detective, is a retired chef.   As a specialist in rare spices and ancient recipes, Scotland Yard brings him in when poisoning is suspected.