Hanuman Jayanti the birthday of Lord Hanuman is observed individually by Hindu devotees and as a community event in temples and ashrams. Visiting temples dedicated to Hanuman and offering Pooja, prayers, abhisheka and fasting is the simplest form of worship.
Preparations begin early in the morning.
Murtis and pictures are smeared with Sindhoor.
Next sweets and bananas are offered.
Hanuman Chalisa is recited.
The number of times it is repeated depends on the devotee.
Prayers and pujas end with the recitation of Hanuman Aarati – Aarti Bajrangbali Ki.
Most devotees fast on the day from sunrise to sunset.
It is said that Hanuman is present where the stories of Lord Ram is recited. Therefore people read the Ramayana on the day or recite prayers dedicated to Rama.
Hanuman Jayanti Thoughts from Hindu Blog