Around the country by cake

Ours is a land rich in moist, mouth watering flavours, of sponges and scones, fruitcakes and fancies. So what better way to capture a slice of Britain than to devour its many tea-time treats, slice by sumptuous slice? That's what Caroline Taggart set out to do, and in 'A Slice of Britain' she investigates - amongst other things - just what separates a Coventry cod cake from an Eccles cake, or Grantham gingerbread from Whitby gingerbread.