In large skillet, heat oil. Add onion and cook until softened.

Add cumin, coriander, cardamom, turmeric and pepper flakes and stir for 30 seconds.

Increase heat and add garlic, tomatoes and ginger. Cook, stirring frequently, until tomatoes are slightly broken down.

Add yogurt and stir until thickened.

Add chicken and bring to simmer. Reduce heat, cover and simmer 10 min. until sauce is slightly reduced.

Add cauliflower, cover and cook until tender and chicken no longer pink.

Garnish with mint.