Heat oil in a vessel and mustard seeds and let them splutter. Now add methi seeds,  cumin and add onions  curry leaves and fry Add chopped onions and green chillies and fry till they turn light brown.

add ginger garlic paste
Now add chilli pwd, turmeric pwd, coriander pwd and cumin pwd, mix well and saute for few seconds.

Add tamarind extract and 2 cups of water and bring to a boil. Add salt and sugar and reduce heat and let it simmer for 10 mts. Add the boiled and fried eggs and let it cook in the gravy for 3minutes or till you get the required gravy consistency.
Garnish with chopped coriander leaves. Serve this hot steamed rice or rotis.