Leaf is a celebration of edible leaves in all their versatility. Bitter, pungent, peppery, lemony, sweet - in terms of flavour profiles, is there any ingredient so diverse? And from the palest shades of white and yellow, through to the deepest, darkest greens, via blushing reds and pinks, and rich purples, leaves are a riot of colour and texture. A leaf can be the tiniest microherb or a huge elephant ear. Tightly furled torpedoes, floppy with a peony blowsiness, spiky, crinkly, curly, delicate or feathery...