Add all spice powders, salt, ginger garlic paste in a bowl
Add french beans and toss well with masalas. Keep it aside for 10 minutes
In a bowl, add flours, Ajwain and water.mix well
Add french beans and coat with flour mixture. Add additional water only if mixture is too dry. If batter becomes thin, beans will not coat well
Drop in hot oil and fry until golden brown over medium heat
Fry in batches. Drain excess oil
Sprinkle chat masala. Serve hot