Candy Cane Conspiracy by Cate Lawley
Candy Cane Conspiracy is fun and cute. I did read "Tea with a Demon" first, which is a short story telling about the book Trixie and her grandmother are updating, All Things Magical and Bumpy Things in the Night. It's also the first time Trixie meets Sylvester, a very handsome, very gentlemanly, very knowledgeable demon who plays a major role in the Candy Cane Conspiracy.
Trixie has moved to Idaho to escape her magical creature problem, but of course, it's not that easy. The local furry fairies who look a lot like squirrels have been bothering her. And then one day close to Christmas, she comes out of her house one morning on her way to work to discover that her bushes and trees are filled with candy canes, thanks to the fairies. Turns out there's been a murder in town. A local witch is dead, stabbed with a candy cane just like the ones in her yard. Sylvester, newly arrived...