Rajasthani Green Tomato Curry ( कच्चे टमाटर की सब्जी)

This tantalising sweet-sour curry from Northern India makes perfect use of green tomatoes that haven't ripened by the end of summer.

This is one of many vegetable dishes in Northern India - sabji - which combines a star vegetable (or a mixture of them) with a simple masala. In its simplest form, this curry contains no onions or ga…