"Amrut nu Attar" (अमृत नु अत्तर) is a famous Jain religious composition in Gujarati. It was written by the great Jain Acharya Shri Anandghanji Maharaj. Acharya Anandghanji was a renowned spiritual poet and saint of the 17th century who composed many devotional hymns and poems focusing on the path of inner realization and the teachings of Jainism. His works are highly respected and widely recited in Jain households and temples.

So, the answer is: Amrut nu Attar parnu (लेखन) श्री आनन्दघनजी महाराजे कर्यूं।