Chicken Vindaloo Recipe

Name: Chicken Vindaloo Recipe
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: Asian, Indian
Ingredients: 1½ tablespoons coriander seeds; 1 teaspoon cumin; 10 pepper corn; 2 inches cinnamon; 4 cloves; 2 green cardamoms ((optional)); ½ teaspoon mustard seeds; 20 dried red chilies ((less spicy kind) or 1 tablespoon chilli powder (notes 1)); 3 tablespoons vinegar ((malt/goan/red wine vinegar) (notes 2)); 10 garlic cloves ((25 grams)); 1½ inch ginger ((25 grams)); 2 lbs bone-in chicken ((800 grams to 1 kg)); ½ teaspoon turmeric; ¾ to 1 teaspoon salt ((I used ¾ tsp pink salt)); 3 tablespoons oil ((I used coconut oil)); 2 onions ((optional) (fine chopped or processed)); 2 tomatoes ((optional) (pureed) ); 1 tablespoon vinegar ((malt/goan/red wine vinegar) (notes 2)); 1 teaspoon sugar ((notes 3)); ¼ to ½ cup hot water ((refer notes))