Dr. Stephen Phinney and the Virta Team
In addition to getting fiber, there are many other reasons to consume vegetables. The emphasis on non-starchy vegetables on a well-formulated ketogenic diet is for mineral balance as well as a vehicle for both salt and fat. If one finds that vegetables are not regularly part of a daily routine, a multivitamin would help, but there would still be concerns about adequate potassium and magnesium. For that, homemade bone broth can help fill the gap.
Here are some vegetable recipes you can try.