The Ayyappa Swamy Puja is performed for invoking the blessings of lord Ayyappa who is the perpetrator of growth and protector of dharma. Worshipping this deity is believed to remove all evils from life. This Puja has to be followed by bhajan and kirthans.
It is preferable that Puja host follows the Vratham, house and self cleanliness (for at-least 3 days before the Puja with or without Maala). It is preferable to prepare and have only vergetarian food for 2-3 days before the Puja.
Tentative Plan preferably followed during the Puja (for e.g if Puja starts at 9 AM for morning Puja and 5 PM for evening Puja)