"Panini" is the plural, and I wish I had never learned this because every time I see a shop that sells "paninis", I find it irksome. So, share my irk.
Tabitha asked me yesterday why I put a picture of my dinner on the school's internet. She's been using her time on the computer to look me up, and she's found this website. If that's not an excuse to write here more, I don't know what is.