First coarsely grind soaked urad dal, heeng, salt, garlic, chilli, amchur powder in a blender along with some water if needed.

Then put a arbi patta apply dal paste then again layer another leave then again apply paste and repeat the layer.

Now make a tight roll from the layer and cut into thin roundles.

Put mustard oil in a pan and put patra and fry until golden and crisp.

Serve patra warm.