Many authors have websites these days, and most of them list their books in order somewhere on their website.
Here is Earlene Fowler's book list page, so you can see how many Benni Harper books there are and in order order:
http://www.earlenefowler.com/books.htm
I've read up to
Goose in the Pond and plan to continue, am just taking a break. They are fun to read. I would call them light reading rather than fluff, but I agree, they're not heavy on quilting.