Emily at Here’s The Deal  does Commissary Match Ups. Though the Commissary does not release a complete list of their prices, they do a flyer that has some of them.
Here are the highlighted deals:
Tyson Fully Cooked Chicken Nuggets, Chicken Patties or Chicken Tenders
Minute Maid Premium Drinks (Limeaid, Lemonade, Fruit Punch)
Hefty Everyday Plates or Bowls $1.59 each
– $1.50/2 Hefty Basics Paper Plates, exp. 7/16/11 (RP 04/17/11)
– $0.55/2 Hefty Plates or Cups, exp. 9/30/11 (RP 05/22/11)
Final price: As low as $.84 each WYB 2 with select coupon
Click here  to see the complete list of deals.