This Puja Vidhi is given for a new Pratima or Murti (मूति॔) of Shri Ganesha. The given Puja Vidhi includes all sixteen steps of worship which is known as Shodashopachara Puja (षोडशोपचार पूजा).
1. Dhyana (ध्यान)
Puja should begin with the meditation of Lord Ganesha. Dhyana should be done in front of already installed Shri Ganesha statue in front of you. Following Mantra should be chanted while meditating on Lord Ganesha.
मन्त्र अर्थ – मैं सभी दुःखों को हरनेवाले गज-मुख उन भगवान् गणेश का ध्यान करता हूँ, जो रक्त-वस्त्र पहने हैं, जिनके शरीर का वर्ण उदय-कालीन सूर्य के समान तेज-वन्त है, जो अपने कर-कमलों में पाश, अंकुश, अभय और वर धारण किये हैं और सुन्दर-मनोहर विविध प्रकार के अलङ्कारों से सुसज्जित होकर प्रसन्न हैं।
2. Avahana (आवाहन)
After Dhyana of Shri Ganesha, one should chant following Mantra in front of the Murti, by showing Avahan Mudra (Avahan Mudra is formed by joining both palms and folding both thumbs inwards).
O God of Gods! O splendid Shri Ganesha! Worshipped by Gods! Please come and accept the Puja offered by me. Thus, I invoke Lord Shri Ganesha.
3. Pushpanjali (पुष्पाञ्जलि)
After Shri Ganesha has been invoked, take five flowers in Anjali (by joining palm of both hands) and leave them in front of the Murti to offer seat to Shri Ganesha while chanting following Mantra.
O God of Gods! Please take the seat which is decorated with gold and various types of jewels for my pleasure. Thus, I offer five flowers for the seat of Lord Shri Ganesha.
4. Swagat (स्वागत)
After offering flowers-made seat to Shri Ganesha, chant following Mantra with folded hands to welcome Shri Ganesha.
Shri Ganesha-Deva! Swagatam।
O Ganesha Deva! I welcome you.
5. Padya (पाद्य)
After welcoming Shri Ganesha offer Him water to wash the feet while chanting following Mantra.
O God of Gods, who is capable of doing all sorts of welfare! I offer the water to wash the feet with full devotion, please accept it. O Shri Ganesha! I pay my obeisance to you. Thus, it is the water to wash the feet of Shri Ganesha and I greet Him.
6. Arghya (अर्घ्य)
After Padya offering, offer water to Shri Ganesha for head Abhishekam while chanting following Mantra.
O Shri Ganesha! I greet You. I salute the God of Gods who bearing or sustaining the earth! Support of the universe! I salute you. Please accept the water for head Abhishekam. O welfare-doing supreme God! Please accept the water, mixed with Chandan, flower and rice for head Abhishekam along with fruit and other liquids. Thus, I deliver Arghya for Shri Ganesha.
O Shri Ganesha! I worship You with available seasonal flowers, Vilva and basil-leaves. O God of Gods! Please shower me with your blessings. Thus I offer flowers for Shri Ganesha.
9. Dhoop-Samarpan (धूप-समर्पण)
Now offer Dhoop to Shri Ganesha while chanting following Mantra.
Please accept this beautiful, charming, aromatic Dhoop which is made of trees’ sap and qualified for inhaling by all Gods. Thus, I offer Dhoop for Shri Ganesha.
10. Deep-Samarpan (दीप-समर्पण)
Now offer Deep to Shri Ganesha while chanting following Mantra.
O God of Gods! Please accept the lamp with Ghee and lighten by me with cotton-wick, which can remove darkness from three worlds. I offer the lamp to superior to the superior Shri Ganesh Deva with full devotion. Thus, I offer Deepak for Shri Ganesha.
11. Naivedya-Samarpan (नैवेद्य-समर्पण)
Now offer Naivedya to Shri Ganesha while chanting following Mantra.
Om Pranaya Swaha। Om Apanaya Swaha। Om Samanaya Swaha। Om Udanaya Swaha। Om Vyanaya Swaha॥
Please accept the offered meal which includes sugar made sweets and other eatable and drinkable items with curd, milk and Ghee. I offer Naivedya to, thus qualified, Shri Ganesha. Please accept it for all five vital airs of the body, namely Prana, Apana, Samana, Udana and Vyana.
After Naivedya I offer the water for drinking and Achamana (sipping water from the palm of the hand for purification), for cleaning hands, for cleaning face; along with sandal paste for anointing hands.
13. Tambula-Samarpan (ताम्बूल-समर्पण)
Now offer Tambula (Paan with betel nuts) to Shri Ganesha while chanting following Mantra.
O God of Gods, please accept Tambula made of betel leaves, fortified with highly refined betel nuts, camphor and cardamom. Thus, I offer Tambula with betel-nuts for mouth refreshment of Shri Ganesha.
14. Dakshina (दक्षिणा)
Now offer Dakshina (gift) to Shri Ganesha while chanting following Mantra.
O God of Gods! You bestow endless blessing, please give me peace with gold-filled Champak flower. Thus, I offer gold like flower as gift to Shri Ganesha.
15. Pradakshina (प्रदक्षिणा)
Now offer symbolic Pradakshina (circumambulate from left to right of Shri Ganesha) with flowers while chanting following Mantra.
Yani Kani Cha Papani Janmantara-Kritani Cha। Tani Tani Vinashyanti Pradakshinam Pade Pade॥ Anyatha Sharanam Nasti Tvameva Sharanam Prabho! Tasmat Karunya-Bhavena Kshamasva Parameshwara॥ ॥Shri Ganesha-Devaya Pradakshinam Samarpayami॥
Sins, whatever it may be done in this and earlier births all of them be destroyed by the self-circumambulation at every step. O Lord, please show mercy on me as there is no one but you, I prostrate in front of you, to kill all my sins and to seek Your blessings. Thus, I offer Pradakshina to Shri Ganesha.
Now perform Vandana and offer flowers to Shri Ganesha while chanting following Mantra.
Kara-Kritam Va Kayajam Karmajam Va, Shravana-Nayanajam Va Manasam Vaaparadham। Viditamaviditam Va Sarvametat Kshamasva, Jai Jai Karunabdhe, Shri Ganapate! Trahi। ॥Shri Ganesha-Devaya Mantra-Pushpam Samarpayami॥
Whatever sins have committed by actions performed by my hands and feet, produced by my body or works, produced by my ears and eyes, or sins committed by my mind knowingly or unknowingly, please forgive them all. Victory, victory to You, O Shri Ganesha, please protect me. Thus, I offer flowers to Shri Ganesha.
17. Sashtanga-Pranam (साष्टाङ्ग-प्रणाम)
Now offer Sashtanga Pranam (Pranam which is done with eight limbs) to Shri Ganesha while chanting following Mantra.
I do not how to invoke you, nor do I know how do immerse you, and I also do not know how to worship you, O Lord please forgive me. I do not know Mantra or holy action or devotion, O Lord whatsoever worship I have been able to do, please make it complete. O Lord Ganesha, considering me as Your servant, forgive the thousands of sins committed by me through out the day and night. O Lord, give me all well meaning things, give me great wealth. Give me looks, give me victory, give me fame and destroy my enemies.
In spiritual austerity and in worshipping, by whose recollection and by whose name-chanting, whatever is partial is made complete in an instant, to that Lord Achyuta I salute.
O Lord, as possible I have worshipped You from available Puja materials, be pleased O Lord Ganesha. Thus, I offer all this worship to Shri Ganesha.
19. Raksha Mantra (रक्षा मन्त्र)
After seeking pardon from Shri Ganesha, chant following mantra while requesting to Shri Ganesha for protect yourself, after Shodashopachara Puja (षोडशोपचार पूजा).