How to spell GRATINO correctly?

We think the word gratino is a misspelling. It could be just an incorrect spelling of the words which are suggested below. Review the list and pick the word which you think is the most suitable.

• Gratin I'm going to make a delicious potato gratin for dinner tonight.
• Grating The sound of nails scratching against the chalkboard was grating to her ears.
• Gratins I love indulging in creamy potato gratins during the holiday season.

Opeits

• apes
• eats
• edits
• emits
• epics
• its
• oats
• obits
• odes
• odets