Coarse grind the pepper corns.Heat a Pan & dry roast rice & dal nicely. Wash & add enough water.Add Cumin , Gingers , hing & pepper powder & 4 tsp ghee. Cover & allow to cook nicely. If pressure cooking wait till 4 whistles.Fry Cashews in a tsp ghee & garnish with pongal. Serve hot as a light meal.