If you LOVE eating a Wendys Frosty you won’t want to miss out on this deal! You can purchase a Wendys coupon booklet for $1! Your Wendys coupon booklet will contain 5 Wendys coupons for FREE junior sized Frostys! The $1 you spend on the Wendys coupon will go to the Dave Thomas Adoption Foundation. Some Wendys restaurants do not carry the coupon booklets, so you may want to check with your local Wendys to make sure they sell them!