It doesn't help to read into it; maybe she wants you to care and be a bit jealous, maybe she just said it without thinking much, or maybe she is friend-zoning you. No way to know for sure. Sorry :-(
I wanted to say that I liked your GAL ideas and the idea of digging deeper. Cooking classes sound great! Why not try both types? If you are the guy that brings a good bottle of wine, you will absolutely make new friends by the end of the evening!
Blu
“Forgiveness liberates the soul. It removes fear. That is why it is such a powerful weapon.” – Nelson Mandela