Start Writing in the Form of Articles
Your final step is to write your book in the form of articles. You’ll find that as you keep writing articles (which are the chapters in your book) ideas for further chapters will occur to you.
Reread what you wrote in your blurb. Your book must fulfill the promise that you made in the blurb. Think of your blurb as the map of your book.
I've had some questions this week about getting started writing your book. The advice in the above article will help.