Burger Fuel offers a free Spud Fries with Aoili (Worth $4.90) with purchase of a USAye Burger ($13.90) (burger with hashbrown in middle).
The USAye Burger is:
100% pure NZ grass fed beef pattie, bacon, hash browns, American mustard, cheddar, salad, relish, aioli and a whole meal bun
Print out the voucher or show it on your phone.