Sarson ka saag is a hugely popular vegetarian curry from indias northern state of punjab. It is a staple in punjabi cuisine as mustard grows in abundance throughout the state. Though the dish is named after its main ingredient mustard, it can be loaded up with healthy leafy greens such as fenugreek leaves, radish tops etc. , making the dish rich in vitamin and mineral. The most classic accompaniment for sarson ka saag is makke ki roti (maize flour flatbread) and white butter.