Cora Buhlert 
Christmas after the End of the World [EPUB ebook] 
A post-apocalyptic holiday story

It's Christmas… five months after the Yellowstone supervolcano erupted, blacked out the sun and covered most of the western US in ash.
Thirteen-year-old Natalie, her younger brother Liam, baby Olivia and family dog Bud are among the few still holding out in the evacuation zone.
Day to day survival is hard enough, but Natalie is determined to give Liam and Olivia an unforgettable Christmas… after the end of the world.
And who knows, maybe they'll even get a true Christmas miracle…
This is a post-apocalyptic holiday novelette of 10000 words or approx. 35 print pages.