I made it with all 26 letters for this challenge: (just a list of titles to make it quicker)
Another Saturday Night and I Ain’t Got Nobody
BlackBuried Pie
Cherry Pie or Die
Death of a Dapper Snowman
End of the Lane
Frankly My Dear, I’m Dead
Glazed Murder
Hems and Homicide
In Cold Chamomile
Jammed
Killer Green Tomatoes
Libraries and Larceny
Murder, She Knit
Negative Exposure
One Bad Apple
Poppy Harmon and the Hung Jury
Quilt or Innocence
Raining Men and Corpses
Sunshine Hunter
Theater Nights Are Murder
Ukulele Murder
Vanilla Bean Vengeance
W (The) Wedding Cake Murder
X SiX Cloves Under
Yappy Hour
Zombie Waffle Murder
Cuddle Up With a Cozy Mystery 
Great job Tari. I also finished mine this year.
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Oh congrats on yours too! Yep, this one is much easier to finish than the author one.
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