Add oil to a flat bottomed vessel and once it is hot, add cumin seeds, red chilli, chopped ginger and garlic and fry for 3 to 4 minutes.
Add chopped onion and sauté till it is transparent.
Add salt, green chilli, tomato purée and sauté till purée dries out.
Add Turmeric powder, coriander powder, red and green peppers and fry for 3-4 minutes.
Add the boiled cauliflower and fry for 5 minutes and mix well.
Add crushed pepper and stir well.
Remove the dish aside and add lemon juice and garnish with coriander leaves.