$1 off any Two McCain Craft Beer Battered Fries or Onion Rings ($2.26 at Walmart after the coupon) Posted by Harbor Master on 27 November 2017, 7:27 pm Tweet The Coupon Expires 01/30/18, Note the Longer Ex. date. The print limit is two. Click here to print a coupon for $1 off any Two McCain Craft Beer Battered Fries or Onion Rings Walmarts sells 22oz McCain Beer Crafted Fries and Onion Rings for $2.76. $2.26 after the $1 off two coupon above when you buy two.