In a bowl add gram flour (besan), Curd and water.
Mix well and make a smooth batter. The batter should be of thick consistency.
Add salt and set aside for 4 hours covered with a lid.
Take the ginger and green chili paste and add to the batter. Also add turmeric powder and mix well.
Keep the steamer or cooker ready on gas.
Grease a baking dish (it should fit in the steamer or cooker).
Now in small bowl take a tsp. of soda bi-carb or eno, 1tsp oil and lemon juice and mix well.
Add this to the batter and mix well.
Pour the batter into the greased pan and steam for 10-12 minutes or till done.
Cool for sometime and cut into big cubes.
Heat little oil in a small pan and add mustard seeds and curry leaves allow to splutter. Remove and pour it over dhoklas.
Garnish the besan dhokla with coriander and slited green chilies.
Serve with hari chutney.