Add chickpea flour, baking powder, salt, chilli powder and garam masala into a medium mixing bowl.
Pour in the water, whisking all the ingredients together until the batter is smooth.
Add in the tomato, onion, spring Onion, chilli and garlic, mix all the ingredients together and leave the batter (covered) to rest in the fridge for about 25 to 30 minutes.
Place table spoon of batter carefully into the hot oil and fry until deep golden, flipping the kebab over, cooking the other side.
Transfer onto a plate covered with some paper kitchen towel to absorb any excess oil. Serve warm with cold Coriander curd dip.