Has she ever expressed an interest other than friendship with you? Does she flirt verbally, what does her body language say to you, and how does she act towards you while in a group of people? I ask these questions because I want to see you approach this situation with a chance at success while still respecting the friendship.
As for the movie, I would suggest The Curious Case but always give her the choice of movie.
I enjoy a good sandwich and nothing revs up a sandwich more than oil soaked sundried tomatoes.