Ingredients:

Urud dal - 1/4 kgs
Salt - As required.
pappad soda - a pinch.
pirandai - As reuired.

Method:

1.  Soak urud dal for 1 hour and grind it to a fine, thick paste.
2.  Grind pirandai and salt together.
3.  But add pappad soda with pirandai and salt.
4.  Make two small pappads. Then place one pappad over another and roll again into big pappad.