The world is your oyster!
Are any activities on Xmas eve in your area, ice skating etc. Do something you have both wanted to do and not had the time! Go ape, or go karting, or an experience day. Pick, Book and choose together.
Choose a takeaway for the evening.
Bake cookies/croissants/muffins etc for Xmas morning.
Xmas Morning
Bucks Fizz, stockings whilst eating breakfast and a few gifts too.
Morning walk or drive to a nearby park, wood, beach etc... Leave a random Xmas card/small gift for someone to find with a heartwarming message on.
Home for presents
Cooking Xmas Dinner which you both cook from scratch, M&S style or try and book somewhere now, somewhere special or different like an Indian restaurant.
Evening wise leftovers or small buffet of favourite snacks.... Karaoke, danceathon, make videos of the previous, if you allow or daughter is on social media post them! Films, card game, quiz (both think of 20 questions each) Xmas TV strictly.... Both make an outfit of similar theme of strictly dress up and do an attempt of the charleston!
Whatever you both decide, you will be together, enjoy your day!