Barnes & Noble Clearance — $1.99 Once a Month Cooking Book! This post may contain affiliate links. Please see the full disclosure policy here. Posted on July 31, 2010 Written by Mary Leave a Comment Need books? Check out the Barnes & Nobles Summer Clearance Deals. Lynn found Once a Month Cooking books for just $1.99! Free shipping on orders over $25. Use code B4Y3H7B to save another 15%. Thanks Maven of Savin!