Patties:
Pass onion, green chillies, egg, oil, yogurt, and all spices, ginger and garlic in blender to fine mixture. Take a big bowl add mince meat, onion mixture and salt then mix very well. Keep in fridge for atleast 3 hrs, make 9-10 balls and flatten them, the edges all round the pattie dab to get straight edge. Pan fry them on high flame pressing each with burger skimmer, till browned up then keep on greased tray when all done, bake in oven or chargrill till done