My wife is looking for a 600+ page light cozy fantasy book

She likes cozy mysteries like Fixer-Upper Mysteries and Bake Shop Mysteries. We're not looking for mysteries though. She's looking for light/cozy fantasy. Mistborn, Harry Potter, etc. are too dark. And she's hoping for something that's not a slog to read. No intense world-building preambles and such. Something that's easy to get into and keeps things [...]