UPDATED 2018. The small ingredient that packs a super-sized nutritional punch, the humble lentil is a superfood that is endlessly versatile. It can lend itself to all kinds of dishes, from comforting bakes to spicy soups and succulent falafels. It can be used to thicken casseroles, add substance to salads and stuffings, and made into herby kofte balls. A complete illustrated guide to the many different types of lentils and how to cook them in soups,...