Preheat oven to 375. Add rosemary and cranberries. Squeeze with lime juice and bake for 9 min.
Remove from oven and add in pectin. Stir to make sure it’s combined and continue to bake for another 7-9 min or so.
Remove rosemary and discard. Add champagne and then let jam cool and it will congeal.
Preheat oven according to filo pastry box. Slice camembert and add to each cup. Bake according to box and remove and top with champagne jam. Serve warm and pair with a glass of champagne.