Kale, often known as curly kale, is full of nutrients. It is from the brassica family and is a deep green colour with curly leaves. Some varieties of green kale are also known as collards or winter greens. Cavolo nero is a type of kale, sometimes referred to as black cabbage or Tuscan kale. It is blueish green in colour that, once cooked, turns to an intense silver beet green.

Kale is one of the most nutritionally dense vegetables. It is a good source of folate, vitamin A, vitamin C, dietary fibre, niacin, vitamin B6, calcium, manganese, and potassium. In addition it contains an array of phytonutrients including flavonoids, carotenoids and glucosinolates.