Take a bowl and add sabudana,mashed potato,chopped chilli,lemon juice,salt,crushed Peanuts and mix well to make nice mixture.

Now make equall sized balls from it.
Take a kadai Pour oil in it and heat oil.
When oil get heat then add sabudana vada to it and fry at medium flame.

Now fry them till Golden brown in colour.
Now take out sabudana vada.