I also wanted to use more health than ordinary flour wheat flour and this book explains very well the advantages and disadvantages of other flours (with and without gluten) at the holding of the pulp and its cut, with sound advice easier to use gluten-free flours that can cause problems.
This is an essential complement when buying a pasta machine. Without this book, it is trial and error. With him, it is no problem for beginners.
If by cons, looking for a book of inspiration for sauces, go your way, it is not the intent of this book.
It is my husband who chose this book to complement my gift (the pasta machine) and has been lucky!