Take besan in a mixing bowl.Whisk curd.
Add salt, ajwain, red chili powder, turmeric powder, and ginger paste.
Mix it well.
Then add 1/2 cup water.
With a spoon or wired whisk begin to mix everything. If the batter looks thick, then add 1 to 3 tbsp more water. Depending on the quality and texture of besan, addition of water will be more or less.
Mix in the curd and make lump free and thin batter.Add all ingredients except paneer.