Heat butter in a pan. Add maida and mix it with butter. Now add milk and make a thick paste.

Add chicken in this mixture. And mix it well. Add salt, pepper and onion.

Now the mixture is ready.

Now roll the puff pastery dough and cut it into square.

Now add the mixture in the dough and make rolls.

Brush the rolls with egg.

Bake in the pre heated oven for 45 to 50 minutes.