- Take a pan and dry roast cumin seeds and keep aside. Then add coriander seeds and dry roast for 2-3 minutes and take aside. Then dry roast dried mint leaves and keep aside. Take a blender and add roasted cumin, corinader seeds,dried mint leaves,black salt,hing,salt,pepper,carom seeds, amchur powder,dried ginger powder and blend into a powder. And store.