Firstly, blanch the cauliflower florets in water for few minutes to get rid of tiny worms, insects and to remove the dirt.
Take a wok, into it add oil and heat it.
Add finely chopped onion into it.
Add curry leaves, mix and saute for few minutes.
Add cauliflower florets and mix well.
Cook the gobi for 5-10 minutes by stirring in between.
Add salt as per taste.
Add red chilli powder and turmeric powder.
Mix all the ingredients well.
Cook for another 10-15 minutes on medium to low flame until it is cooked well.
Keep stirring in between.
Gobi fry is ready to be served with roti.