After a fairly sparse couple of months on the leafy veg front, the start of the purple sprouting broccoli season marks a welcome addition to the winter vegetable palate. Simply steamed or boiled, it partners almost any fish or meat dish. Purple sprouting broccoli was initially cultivated by the Romans. Broccoli has been grown in the UK since the early 18th century, although the purple sprouting variety has only risen to prominence in the last 30 years