First grind the mustard seeds and add to the cleaned chicken pieces.

Then grind the cloves, cinnamon, cardamom, fennel seeds. Add ginger, garlic , pepper, red chilli, one onion and grind together along with vinegar.

Marinate the cleaned chicken pieces with the above ground paste along with salt and keep it aside for 1 hour.

Heat oil in a wide pan , add 2 dried chillies, curry leaves and add 2 onions fryit.Add the marinated chicken pieces and stir fry for a few minutes

Add turmeric, coriander powder and sauté it . Add chopped tomatoes and mix it all together.

Add 1 cup of warm water .Cover and cook until the chicken is done and curry is thick. (Stirring in between from to time)

Chicken Vindaloo is ready. Serve hot with rice or your choice of bread.

Adjust the quantity of spices according to your choice.