Print a coupon for $1.00/2 Betty Crocker® or Fiber One® Box Muffin Mix. Are you NEW to using the Coupon Network? If so read this post which will explain how to navigate the website to get the coupons you want! Looking for more coupons? Search the Coupon Database or print coupons from Coupons.com, SmartSource, Redplum.com and now from CouponNetwork.com. And don't forget to check out the Printable Coupon Alerts for other coupons I've found! Please note: Printable coupons have a print limit. Once that limit is met the coupon will no longer be available.