- To a pan heat oil - add onion and red chillies. Saute in low flame. Saute until golden. Switch off. set aside to cool down completely. Transfer to a mixer jar. Add tamarind, required salt and little water. Grind it slightly. Don't make it very smooth like a paste. Grind it slightly coarse like chutney consistency. Transfer to a bowl and set aside. To a tadka pan heat oil - add mustard seeds, let it start spluttering then add split urad dal let it become golden then add curry leaves let it splutter. Add tadka to chutney.