Cut cauliflower into florets. Blanch in boiling water for 1–2 minutes. Drain and keep aside.
Add chili powder, cumin, coriander powder, ginger-garlic paste, coriander leaves, chili sauce, salt, and lemon juice. Mix and rest for 15–20 minutes.
In a bowl, add corn flour, rice flour, all-purpose flour, oil, and salt. Add water slowly to make a thick batter.
Coat marinated florets in batter. Deep fry on high flame until golden and crispy. Drain on tissue paper.
Heat oil, add cumin seeds, green chili, curry leaves, and ginger-garlic paste. Fry for a minute. Add Kashmiri chili powder and chili sauce. Toss fried cauliflower in this mix.
Gobi 65 is ready! Serve hot with chutney or ketchup.