More than 100,000 consumers will be given the opportunity to road test sweet potatoes as part of the travelling road show.
Tasters will be given a McCain coupon book including three 50p coupons.
A competition, where entrants describe their perfect dinner party with a prize of a celebrity chef cooked dinner awarded to the best, will also be launched.
India’s government asked @PepsiCo to improve school lunches http://t.co/OBWYpe3GAS
#Tomra announces first step in direct global customer-friendly website http://t.co/kM1yj7H75J