Penne with Artichoke Hearts and Greens

We like to use cavolo nero, or Italian black cabbage, at the Eagle for this pasta dish, because of its strong flavour and handsome colour. It is strictly a winter vegetable, not to be used before the first frosts, but other greens such as sprouting broccoli and kale make great substitutions in the spring.

For this dish to taste its best, you need the preserved artichokes sold in jars as antipasti. You will find them swimming in nasty polyunsaturated oil and this needs to be g