Sift the flour and add the dry ingredients - salt, yeast, baking powder, sugar, milk powder. Mix and keep aside
Mix the egg, oil, melted butter and warm milk and start kneading the dough
Adjust warm milk if needed add more or less to make the dough. The dough has to be as firm as pizza dough
Knead the dough for ten minutes and cover with a damp cloth and set aside for raising for 45 mins. The dough will be double in size
Stuffing - take around 4 tablespoon oil and add one medium roughly sliced onion, 1 tsp ginger garlic paste, coriander powder, zeera powder, red chilly, capsicum, turmeric and cook for 15 minutes.
Make sure the stuffing is completely dry. Add coriander leaves and garam masala powder.
Cool the stuffing
Divide the dough into two halves and roll out in round shape.
On one half, add the stuffing and cover fully with one cup of mozeralla cheese and use the other half of rolled dough to fully cover the stuffing and seal the egdes. As shown in the image.
Now place the bread one preheated over on 180 degree for 25 minutes.
In between give the egg wash for second time. Sprinkle nigella and sesame seeds.
The end result
Make sure your following the Measurements of ingredients for the bread exactly.
The filling can be made as per your choice mince meant or chicken.