Onam is a harvest festival in the South Indian state of Kerala that is celebrated with lots of fun and gaiety throughout the country. One of the most cherished aspects of this festival is the traditional Onam Sadhya, a feast that includes an array of delicious dishes served on a banana leaf. If you are in Delhi and want to immerse yourself in the authentic flavors of Kerala during Onam, here are the top five Malayali eateries to visit.