Having tried making nellikkai pickle in this method wanted to try like Aavakkai pickle ..and loved this method a lot ..

  

Ingredients needed : 

• Gooseberry / Nellikkai - 20 -25
• Salt
• Chilli powder
• Mustard seeds
• Methi seeds
• Hing powder
• Turmeric powder
• Sesame oil

Method : 

Wash and pat dry gooseberry and chop it into pieces and discard the seeds. Heat a kadai and dry roast  mustard seeds then roast the methi seeds ...and allow it to cool well and then powder it ..in the same kadai add the sesame oil and heat it for few mins and allow it to cool off completely ... 
 

In a clean vessel add the chopped gooseberry + salt + turmeric powder + hing + chilli powder and mix it well ..to that add the mustard seeds powder + methi seeds powder and mix it ..then add the heated oil and give a nice stir and allow it to rest well ...for a day or two , you can keep it in room temperature and keep mixing it well...then take a clean glass bottle and store it in refrigerator ..