I have done this a few times now and the result was fantastic and gives a lovely sweet smokey flavour with a little hint of fire. You can add
Preperation Time: 5 minutes plus marinading time (as long as possible)
Cooking Time: 15/20 mins (or less on a bbq or griddle pan)
PS the pic above was taken on the bbq with some home grown sweet peppers, it was even tastier than when done in the oven.