Make a paste of flour, corn flour, salt, ginger garlic paste and water.
Dip cauliflower in this paste and deep fry till golden brown and crisp. Drain out and keep aside.
Heat up oil in a pan and fry chopped garlic till golden brown.
Add onion and green chilies.
Fry for 1 minute. Add soya sauce, ketchup, vinegar and sugar in it.
Mix fried cauliflower in this mixture in mix them. Garnish with coriander leaves and serve.