Pasta is a quick and easy weeknight meal, and the sauce makes all the difference. This week, grab two jars of Prego pasta sauce at Walmart for under $4! Start by clipping this coupon to save $1 off any two (2) selected jars of Prego sauce. Typically $2.29 each, or $4.58 for two (2), you can score the same two jars for $3.58, or $1.79 each!