Stand to win a Free Annie’s Mac & Cheese in their Giveaway. With 2,500 boxes to give away, you’re sure to have a good shot at winning. Enter your details and click on “Enter to Win”. The promo is available only to people in the US over 18 years of age . The giveaway continues until 30th September 2014, so you have plenty of time to sign up and tell your families and friends. Good Luck!