Nadine Nettmann
Katie Stillwell, a wine taster (“The Palate”) working on certification, and amateur sleuth, in the wine country of Northern California, in the Sommelier mysteries:

Decanting a Murder (2016)
Finalist 2016 Agatha Award for Best First Novel
Finalist 2017 Lefty Award for Best Debut Mystery

Uncorking a Lie (due May 8, 2017)