To prepare the filling soak the currants in water for 30 minutes.
Melt the fat in a pan, add the pine nuts and fry for 1 minute. Add the onions and fry for 4-5 minutes until golden. Add the mince and fry for 5-10 minutes, stirring occasionally until the meat absorbs its own juices. Add the tomato purée and stir for 1 minute. Sprinkle on the pepper and salt. Add the parsley with the curr