Waterford Harvest Festival is only one of a number fo fabulous Food Festivals in the South East region. You should also check out:
Oct 2011 - Savour Kilkenny:
http://www.savourkilkenny.com/web/
April 2012 - Waterford Festival of Food, our neighbours in Dungarvan:
http://waterfordfestivaloffood.com/home
May 2012 - Wexford Food Festival:
http://www.wexfordfoodfestival.ie/
June 2012 - Strawberry Fest, Enniscorthy:
June 2012 - Dunmore East Festival of Food, Fish and Fun:
http://www.waterford-dunmore.com/tourism/web?task=Display&art_id=91
July 2012 - Kilmore Quay Seafood Festival:
http://www.kilmorequayseafoodfestival.com/
August 2012 - Taste of Carlow:
https://www.facebook.com/pages/A-Taste-of-Carlow/113236028720978