Einstein Bros. Bagels is celebrating National Hot Dog Month by introducing its new and improved Bagel Dog. The summertime favorite now features an all-beef, 1/4-lb. Hebrew National hot dog wrapped inside a fresh baked plain or Asiago cheese bagel bun. On Wednesday, July 16, the first 100 guests at each restaurant will get a FREE Bagel Dog with any purchase. The doggone good deal requires a coupon, which you can download or print from einsteinbros.com. Most stores open at 5 a.m. However, check for individual store hours, as they vary, before making plans. For locations, click here.