Heat about 2 tablespoons oil in a deep frying pan and fry the onion and garlic for 2 minutes over high heat.
Add the chicken, turmeric, chilli powder and salt. Fry gently for 5–10 minutes, or until golden brown, scraping the base of the pan frequently and turning the chicken. Add the tomato, cover and cook over medium heat for 20 minutes. Uncover and simmer for