If you're looking for a low-fat version of dal tadka, this recipe is perfect for you. Instead of using ghee or oil, sauté the spices and temper the dal with a small amount of vegetable broth or water. You can also use a mix of lentils like moong dal, masoor dal, and toor dal to add variety and increase the nutritional content. This low-fat dal tadka is still flavorful and delicious, making it a guilt-free option for those watching their calorie intake.