Nonna Maria series

"When a crime on a beautiful Italian island stumps the police, locals locals turn to the nosy, elderly widow Nonna Maria in this transporting mystery from author Lorenzo Carcaterra. Nonna Maria has lived in Ischia, a little island in the Gulf of Naples, her entire life. Recognizable by the widow's black she's worn every day for decades, Maria always has pasta on the stove and espresso in the pot for the neighbors who stop by to ask her advice on life...

"As Nonna Maria's longtime friend and sometimes colleague, Captain Murino of the Ischian caribineri, never wanted to see harm brought to the doorstep of everyone's favorite espresso-brewing, counseling-giving amateur sleuth. But when you live a long life, you're bound to make a few enemies. And when those enemies come calling, you have to rely on friends. Faced with an assassin seeking revenge for a decades-old grudge, Captain Murino has no choice...