In a bowl, mix together the mozzarella, feta, parsley and nigella seeds.
Place a sheet of phyllo dough flat in front of you. Spoon a tablespoon of the cheese filling onto the sheet, about 5 cm (2 inches) from the edge closest to you. Fold the bottom edge over the filling and press the phyllo dough down with a moistened finger so that it sticks. Then fold the side edges towards the insid