A tangy tomato chutney sweetened by adding dates and jaggery. To make bengali chutney and sour tomato, heat mustard oil in a pan. Sweet and spicy tomato chutney is a delicious tomato sauce flavored with ginger and green chillies. The recipe is a tangy tomato mashed flavored with cumin seeds and curry leaves the red and the green chillies add heat to this delicious condiment to be served with your meal.