13:30Jo GoodChef Michel Roux Jr., Aggie Mackenzie and Emma MarsdenBBC Radio London Duration: 3 hours, 30 minutes Fri 21st Dec 2018, 13:30 on BBC Radio LondonAuthors Aggie Mackenzie and Emma Marsden chat about their book ‘The Miracle Of Vinegar’.GenresEntertainmentBrandJo Good Source: BBC Online