The Plant Paradox: The Hidden Dangers in "Healthy" Foods that Cause Disease and Weight Gain by Steven R. Gundry MD

 He explains that when animals came along plants developed defenses, poisons to kill them. They don't kill us but they do some damage. He shows the foods that are safe to eat and those that aren't and has recipes in the back of the book created by a chef. They are mostly vegetarian because meat has a different variant of a sugar than humans and so our autoimmune system attacks it causing disease.