Originally Posted by sapiens

How to Cook Everything by Mark Bittman
The Best Recipes in the World by Mark Bittman
Theory and Practice of Cooking by James Beard
Sundays at Moosewood Restaurant
Moosewood Restaurant Cooks at Home
The New Enchanted Broccoli Forrest by Katzen
The Bon Appetit Cookbook
The Thousand Recipe Chinese Cookbook by Miller
Pasta East to West: A Vegetarian World Tour by Nava Atlas
Chef on A Shoestring
The Magnolia Bakery Cookbook
Essentails of Classic Italian Cooking by Marcella Hazan

I probably use Bittman's Best Recipes book and Marcella Hazan's book the most. I've made Hazan's Chicken with Two Lemons many times.