Take a bowl add besan, salt,sugar,haldi and citric acid

Now add 2cup water or as required to make thick yet flowing water..stir to a smooth thick batter without any lumps

Then add baking soda..the batter would froth and becomes bubbly,so you have to be quick

Pour the batter in the greased pan

Steam for 20-25 mins on a medium to high flame

After 20mins to check the doneness, insert a toothpick,and if it comes out clean,the dhokla out clean

Slice the dhokla and keep aside

Tempering for dhokla:

In a small pan,heat oil add mustard seeds and allow them to crackle

Then add curry leaves,green chilli stir and then add salt,sugar,water stir and allow the tempering mixture to come to a boil and then add lemon juice

Then pour this tempering mixture evenly on the dhokla

Garnish with coriander leaves and grated coconut