Yes, there's this newfangled thing called the internet now bursting with free recipes, but have you ever tried scrolling on your phone to get to the next stage in the method while your fingers are covered in marinade? A couple of easy-to-follow, basic cookery books will make you a very popular flatmate indeed. Look for ones that make everything as easy as possible — including the washing up — like The Quick Roasting Tin (£11), which is full of one-dish delights you can make in half an hour.