Here are some great printable coupons from around the web.
$1/1 Heinz 57 Sauce
$1/1 Lea & Perrins Original or Thick Classic
$.75/1 Jack Daniels BBQ Sauce or EZ Marinader (Thanks Printable Coupon Spot)
$1/1 Azteca Meat, Rice or Bean Side Dish, Salsa or Sauce (no tortillas)
$1.50/1 Liquid Clorox Stain Fighter