Chop the capsicum and keep aside. Wash and soak the toor dal and channa dal for about 1 hours. Drain the water and add the soaked dal in a mixie jar, add chili, hing and salt grind it to a coarse paste without water.
Take the grounded paste and steam it in an idli steamer or any steamer. Steam it for 10 to 15 mins and let it cool down. crumble the usili and keep aside.
Heat oil in a pan and temper with mustard seeds. once it started spluttering add the capsicum and crumbled dal, saute till the raw smell goes. Capsicum Paruppu usili is ready to serve.
Recipe by Prema's Culinary at https://premasculinary.com/2018/06/capsicum-paruppu-usili-recipe.html