Spinach Idli is a healthy and vibrant variation of the classic idli. It is made by adding finely chopped spinach to the idli batter. The spinach not only adds a beautiful green color but also boosts the nutritional value of the dish. The batter is prepared by grinding rice and lentils together, and then mixed with spinach. The batter is then steamed in idli molds until cooked. Spinach idli is a great way to incorporate greens into your diet in a delicious way.