Ingredients:

Lime                                -medium sized
Eastern Chilli powder          - ½ Kg.
Garlic                               - 200gms (peeled)
Ginger                             - 100gms (cut fine)
Mustard                           - 2 tablespoons
Eastern Turmeric powder   - 1 teaspoon
Fenugreek powder             - 2 tablespoons
Vinegar                            - 1 ½ bottles
Oil                                  - 750gms
Curry leaves                   - 3 sprigs
Salt                               to taste

Method

Heat one glass of oil in a pan. Fry the lime till the peel becomes lightly brown. Repeat it till all the limes are fried. Wipe them with a clean cloth. Cut into 4-6 pieces lengthwise-without losing the juice. Heat ½ Kg oil in another pan. Splutter mustard seeds. Then add garlic and ginger. Fry till brown. Add the curry leaves and remove. Now add chilli powder turmeric and fenugreek powder into the hot oil. Add salt and check seasoning. Leave it aside to cool. Add the lime pieces and mix well. Add vinegar, so that gravy covers the pieces well.