Tip : Prepared Madras Curry Powder is likely to be quite hot as the ingredients will include hot chili. As I had the ingredients, I omitted the chili and substituted paprika instead.
Ingredients
6tbspcoriander seeds
6tbspcumin seeds
4tbspblack pepper corns
2tbspfennel seeds
2tbspblack mustard seeds (you can substitute yellow mustard seeds)