Nabisco Go Paks! are on sale for $1.00 at Rite Aid. Buy two Nutter Butter Bites, and use a $0.75/2 coupon. Then submit for a $1.15/2 Checkout 51 offer, making each cup $0.05!
The Checkout 51 offer has a limit of five and the coupon has a limit of four. Buy up to eight cups in one transaction: