Follow these simple steps to create delicious and healthy Mixed Dal Chilla and vibrant Coriander-Mint Chutney:

Making the Mixed Dal Chilla Batter:

1. Soak the Lentils: In a large bowl, combine the chana dal, moong dal, toor dal, and urad dal. Rinse them thoroughly under running water until the water runs clear. Add fresh water to the bowl, ensuring the lentils are fully submerged. Soak the lentils for at least 4-6 hours or preferably overnight. Soaking helps soften the lentils, making them easier to grind and improving digestibility. Longer soaking can also initiate a slight fermentation process, which is beneficial for gut health and adds a subtle tang to the chillas.
2. Drain and Grind: After soaking, drain all the water from the lentils completely. Transfer the soaked lentils to a blender or food processor. Add the chopped ginger and green chilies to the lentils. Grind the mixture into a smooth batter. You may need to add a little water, about ¼ cup to ½ cup, to help the blending process, but be careful not to add too much, as the batter should be thick and pourable, not watery. The consistency should be similar to a pancake batter.
3. Rest the Batter (Optional but Recommended): For a lighter and more digestible chilla, allow the batter to rest for 30 minutes to an hour. This resting period allows the lentils to further soften and the flavors to meld together. If you have soaked the lentils overnight, the batter will already have undergone some fermentation, and resting for a shorter time might be sufficient.
4. Prepare the Batter for Cooking: Once the batter is rested (or immediately if you choose not to rest it), add the finely chopped onion, cilantro, turmeric powder, cumin seeds, asafoetida (if using), and salt to taste. Mix everything well to ensure all the ingredients are evenly incorporated into the batter. Taste the batter and adjust the salt and spices as needed. The batter is now ready to be cooked into chillas.

Making the Coriander-Mint Chutney:

1. Combine Ingredients: In a blender or food processor, combine the fresh coriander, fresh mint, green chilies, ginger, garlic cloves (if using), lemon juice, roasted cumin seeds, black salt (if using), and salt to taste.
2. Blend to Smooth Paste: Add a little water, starting with about ¼ cup, and blend all the ingredients together until you get a smooth and vibrant green chutney. Add more water if needed to reach your desired consistency. The chutney should be thick enough to cling to the chilla but still easily spreadable.
3. Adjust Seasoning: Taste the chutney and adjust the seasoning as needed. You might want to add more lemon juice for tanginess, salt for flavor, or green chilies for extra heat.
4. Chill (Optional): For an even more refreshing taste, you can chill the chutney in the refrigerator for about 15-20 minutes before serving. This allows the flavors to meld together and the chutney to cool down, making it a perfect accompaniment to warm chillas.

Cooking the Mixed Dal Chillas:

1. Heat the Pan: Heat a flat non-stick pan or a griddle (tawa) over medium heat. Once the pan is hot, lightly grease it with oil or ghee. Maintaining the right pan temperature is crucial for making perfect chillas. If the pan is too hot, the chillas will cook too quickly and may burn on the outside while remaining uncooked inside. If the pan is not hot enough, the chillas might stick to the pan.
2. Pour the Batter: Take a ladleful of the batter and pour it onto the hot pan. Gently spread the batter in a circular motion to form a thin, round chilla, similar to a pancake or crepe. Aim for a thickness of about ¼ inch. The thinner the chilla, the crispier it will be.
3. Cook the Chilla: Cook the chilla over medium heat for about 2-3 minutes, or until the base starts to turn golden brown and the edges begin to lift from the pan. Drizzle a little oil or ghee around the edges and on top of the chilla. This helps in even cooking and adds flavor.
4. Flip and Cook the Other Side: Once the base is golden brown, carefully flip the chilla using a spatula. Cook the other side for another 2-3 minutes, or until it is also golden brown and cooked through. Press gently with the spatula to ensure even cooking. The chilla is cooked when both sides are golden brown and slightly crispy.
5. Repeat and Serve: Remove the cooked chilla from the pan and set aside. Repeat the process with the remaining batter to make more chillas. Keep the cooked chillas warm until serving. You can stack them or keep them in a warm oven if preparing a large batch.
6. Serve Hot: Serve the hot Mixed Dal Chillas immediately with the freshly prepared Coriander-Mint Chutney. You can also serve them with other accompaniments like yogurt, pickles, or sambar for a more complete meal.