General:
* Enthusiastically - This is the most direct translation and is often used.
* Eagerly - This implies a strong desire and anticipation.
* Passionately - This suggests strong emotion and feeling.
More specific:
* With gusto - This implies lively enjoyment.
* With fervor - This implies intense and passionate enthusiasm.
* With zeal - This implies a strong commitment and dedication.
The best choice will depend on the specific nuance you want to convey.