File a mutual divorce petition before family court in India.
Find a lawyer in India and ask him to prepare the petition under 13B and send it through Email. Attest the petition and vakkalath before consulate or Notary in US and send it to India by courier . Your lawyer can file the same before the family court.
The Conditions required under section 13B of the Hindu Marriage Act are as follows:
(i) Husband and wife have been living separately for a period of one year or more,
(ii) That they are unable to live together,
(iii) And that both husband and wife have mutually agreed that the marriage has totally collapsed, hence marriage should be dissolved.
The Court will give 6 month period is given for reconciliation.Six months after the first motion or at the end of the reconcile period if both parties still don't agree to come together. Then the parties may appear for the second motion for the final hearing. In second motion you may come to India and appear before the court.Divorce decree will be granted as the Honourable Court may deem fit.
You can use waving petition for getting earlier disposal of mutual divorce decree