In a special edition Sheila Dillon reveals the finalists for this year's BBC Food and Farming Awards.At the beginning of the year Radio 4 listeners were asked to nominate their favourite producers, farmers and retailers. The response was huge, and from over four thousand nominations the judges have decided on their shortlist.The categories include Best Street Food or Takeaway, You and Your's Retailer of the Year, BBC Cook of the Year, Countryfile's Farming Hero and the Food Game Changer. On 30 April in Bristol at the annual Awards ceremony we'll find out which of these finalists go on to become the winners. Producer: Toby Field.