Tajda from @myveganminimalist gives food bloggers so many great ideas for ways to turn food photography into a profitable business, in addition to capturing food blogging photos.
When exploring new avenues for revenue with photography, create a separate website.
Reviews and testimonials are important when branching out.
Take advantage of all of the free information available to grow and learn.
Other options for photography: restaurants, stock imagery, mentoring, create courses, product photography.
You Can Turn Food Photography into a Profitable Business! 
Listen on your favorite podcast player or get the full show notes and audio on the EBT website.