Preheat oven to 200deg C.
Mix curd, oil, sugar, rose essence, salt, vinegar and baking powder.
Add in the flour and prepare a soft dough.
Pinch out small balls and roll them tightly.
Place on a greased baking tray.
Press them lightly to flatten them.
Insert a chocolate chip in the centre.
Bake for 8-10 minutes.
The base might turn golden.
Let cool and then store or serve.