- For preparing cherupayar olathiyathu, make a fine paste out of the red chillies, shallots(2 nos), 1/4th tsp ginger and garlic. 
- In a pressure cooker add the chopped onions, green gram, salt, green chillies, the remaining ginger, garlic, curry leaves, red chilli powder, turmeric powder, 1 tbsp of oil and water. Pressure cook it for approximately 5 whistles. 
- Then heat a pan over low flame, add oil and splutter mustard seeds. 
- Toss in 1 or 2 dry red chillies and put it into the mustard. When it is done add the remaining crushed shallots and curry leaves. 
- To this add the pressure cooked green gram and heat it untill it becomes a semi solid consistency. Remove it from the flame. 
- Cherupayar olathiyathu is ready. Serve with puttu or kanji.