For the batter, combine the cilantro, both flours, peanuts, sesame seeds, cayenne, sugar, salt, ginger, garlic, garam masala, turmeric, and baking soda in a bowl. Gradually add the water until the mixture is a thick but pourable batter. If needed, adjust the consistency by adding more flour or water.
Pour the batter into an oiled baking dish to a thickness of 1