Take gram flour in a bowl. Add yogurt and approximately one cup of warm water and mix. Avoid lumps. Add salt and mix again.

Leave it aside to ferment for half an hour. When gram flour mixture has fermented, add turmeric powder and green chilli-ginger paste. Mix Heat the steamer. Grease a thali.

In a small bowl take lemon juice, soda bicarbonate, one teaspoon of oil and mix. Add it to the batter and whisk briskly. Pour batter into the greased thali and place it in the steamer.

Cover with the lid and steam for 20 to 30 minutes. check it with the help of toothpick if it's wait When a little cool, cut into squares and keep in a serving bowl/plate.

Heat remaining oil in a small pan. Add mustard seeds. When the seeds begin to crackle, add curry leaves and green chillies after few seconds add 1/2 cup water and remove from flame and pour over the dhoklas. adding water with tempered is a real secret tips of gujratis. This make dhokla spongy, after tried so many times finally I got the real tips of perfect recipe.