The Flavor Bible: The Essential Guide to Culinary Creativity, Based on the Wisdom of America's Most Imaginative Chefs

There are no recipes in The Flavor Bible, but it is one of the best - and most used - cookbooks I have.

The Flavor Bible is one of the best tools for food-related brainstorming that I know of... I wrote more about it at http://kitchenhacker.net/content/book-review-flavor-bible