Sift the flour into a bowl and make a well in the center.
Add melted butter/oil, curd, beaten egg, baking powder, sugar and mix well. Add 1 - 2 tbsps milk and knead to form a smooth dough. Cover the dough with a damp cloth and keep aside for 3 hours or store in an airtight container.

In a bowl, mix together the grated cheese, chopped coriander and chopped green chillies. Keep aside.
Divide the dough into 5 equal-sized balls. Stuff each of the dough balls with some of the cheese mixture and then roll out into flat, round shapes of roughly six cm diameter.

Shallow fry the rotis' on the pan and serve it hot.