Let's see - you can serve your sweetie some ready made -
Homemade Chocolate Raspberry/Brandy Truffles rolled in dark cocoa powder with a touch of raspberry chipotle sea salt. A melt in your mouth taste of sweet and salty goodness and easier to make that you think (recipe in comments).
And for a certain friend that's not going to get one of these in Business Class - there will be some when you get back. . . OK, not the one in the front, it's a goner.