How big is the market for halal - not just food, but holidays, fashion and music too? Muslim consumers - and how best to serve them - are the topics this week. Evan Davis talks to entrepreneurs who think they know the answer and asks how much can established companies learn from them.

Guests :

Shelina Janmohamed, Ogilvy Noor
Elnur Seyidli, HalalBooking.com
Shazia Saleem, ieat foods

Producer : Rosamund Jones.