Wash and cut the tomatoes into quarters. Chop the onion and chile. Heat the oil and stir fry the onion curry leaves and fenugreek for 2-3 minutes. Add the tomato, cumin, salt, cinnamon stick, turmeric powder, chile powder and paprika powder and cook for a few minutes until tender. Add the coconut milk, bring to the boil and simmer until the gravy thickens. Discard the cinnamon stick before serving