Become a fan of P.F. Chang's on Facebook, and you'll be able to print a coupon good for FREE P.F. Chang's Lettuce Wraps with any food or drink purchase! Offer good through 7/31/11. P.F. Chang’s FREE Lettuce Wraps was first posted on July 6, 2011 at 1:06 pm. ©2008-11 Deal Seeking Mom™. All rights reserved. [...]