The book was referenced twice on the show, with Katya mentioning it in passing during both episodes. In the first episode, she brought it up in a brief comment, and in the second she used it as a comparison when describing a scene involving the 9/11 attacks. The hosts treated it as a casual cultural reference rather than a recommendation.
Episode: Trimming the Tree with Ropes of Milky Goodness wit...
Trixie mentioned the book 'Dolores Claiborne' by Stephen King.
You are. Yeah. Just like what's her name from Dolores Claiborne
Episode: Sniffin' for Coq Au Vin with Trixie and Katya
It was mentioned in relation to a scene in Dr. Sleep where characters watch the 9/11 attacks from a distance.
And they're there like Dolores Claiborne with the reflector boxes, like living. Living. That's two planes, not three, Dolores.