"Oh my goodness. You have so many cookbooks. Do you cook from them all?" This is the question asked by most people who are perplexed by the size of my collection. In fact the IKEA shelf that I purchased specifically to house them is now full and there are books overflowing onto the floor. Most of the books that end up on the floor are far too obese for the lean wooden shelves Ripailles - yes, I am talking about you. Quite often I purchase a cookbook for its potential. This is the possibility of creating something that will satisfy my greedy appetite. If I only get one 'great recipe' out of a cookbook, then I consider it worth its value, at the very least. I recently purchased Ottolenghi - The Cookbook and was flabbergasted by the quality and diversity of the recipes. I could not flick pass one page…