Onam is celebrated with pookalams, sadhya, Vallam Kali and Thiruvathira Kali. Sadhya is the grand feast with many dishes. Onam sadhya as the name suggests is the feast prepared on Onam. It consists of different types of dishes in varieties. A clean banana leaf is spread out with the end towards the left, traditionally the meal is served on mats laid on the floor. The papadam is served to the extreme left of the leaf, on top of pappadam a banana is placed.

Then from the right of pappadam, banana chips and other fries are served. After this, the Ginger, Lime and Mango pickle is served. Next, the pachadi of pineapple, kichadi of Cucumber, Cabbage Thoran, Kootu Curry, Erissery along with Avial is served.

Rice is served at the centre when the guest sits down to eat. Over the rice parippu and the ghee is poured, then in the second helpings, Sambar and following Rasam is served on top of the rice. After this, the sweet dishes are served beginning with Adaprathaman followed by Parippupayasam mainly. Different regions in Kerala serve different type payasam like pal payasam, palada etc

Before serving the meal a full course meal is served in front of Lord Ganapathi, with a Lighted oil lamp to complete the rituals.