Wash the green lentils and boil them. After they are ready put them in a separate bowl. Boil water,add salt and cooking oil then add the rice and cook it until it is ready. Saute the onion, add the tomatoes and cook them then add the lentils and add salt. After they have mix well with the onions and the tomatoes add water and let it simmer a little and is ready to be served. Serve them with the boiled rice