Place the chicken mince, breadcrumbs, curry powder, chutney, coriander, egg, salt and pepper in a big bowl and mix well to combine. Cover and keep aside for 20 mins.
Divide mixture into 6 equal portions. Shape each portion into a patty with lightly oiled hands and flatten slightly. Heat a grill pan to smoking point and add oil to grease. Place the patties on the grill pan and reduce the heat let it grill on either side on a medium heat until cooked through turning only once. Serve on some hot buns with grainy mustard
To make grainy mustard:
place cream, mustard and chutney in a small bowl using a whisk combine well gradually adding to oil beating well until all is combined together.