Corpse in the Case — Sarah J. Mason

She was baking bread - until an unknown party choked her with a wad of raw dough. Now the heat is on, and only Trewley and Stone can find out who cooked up this fiendish murder...Detective Superintendent Trewley has years of experience probing the dark secrets of cozy English village life, but even he can use a bit of help sometimes. That's where Stone comes in: with the mind of a scientist and a black belt in judo, she's the pefect partner for tough old Trewley.