Lacinato kale

Lacinato kale or, in Italian and often in English, cavolo nero, is a variety of kale with a long tradition in Italian cuisine, especially that of Tuscany. It is also known as Tuscan kale, Italian kale, dinosaur kale, kale, flat back kale, palm tree kale, or black Tuscan palm. Lacinato kale has been grown in Tuscany for centuries, and is one of the traditional ingredients of minestrone and ribollita.