First of all heat a pan and put all gota masalas like jeera,sarso,methi, red chilli and curry leaves in pan and roast for one minute

Put all roasted masala in a jar also add haldi powder and grind it and make Sambhar masala

Now heat cooker and put one glass of water in cooker add Sambhar masala,tuvar dal and all cutted vegetables

Add salt and mix well and cover the cooker and cook Sambhar until 4 to 5 cities

After that off the gas and let it cool the cooker. Now remove the lid and mix well sambhar

Than take a pan and put 1 tablespoon musterd oil in it than add red chillies,curry leaves and sarso seeds and make tadka.After that add tadka in the Sambhar