The world's most versatile and best-loved super vegetable can be a healthy wholefood staple; a food fashion statement; or the foundation of a cosy, comforting winter dinner. Here are 70 recipes that show how the chameleon of the vegetable world adapts perfectly to any style of cooking - from roasting, to barbecuing, through to stir frying and baking as a pizza crust, and famously, being whizzed into 'rice'.