It used to be challenging to be a vegetarian or vegan as people who chose to adopt such diet have religious beliefs towards tolerance of all living beings. The earliest history record was dated around the 7th century in Indus Valley Civilization.
There have been plenty of statistics and studies showing the relationship between vegetarian diet and longevity. Patients are sometimes advised to adhere to a vegetarian diet to help reduce the health risks like high blood pressure, heart disease, and control of cholesterol levels. In modern days, animal rights are another reason why people choose a vegan diet.
Just like most of the cookbooks, nowadays, you can easily pick up one great vegetarian cookbooks from famous chefs. The long-term best-selling titles include: Moosewood Cookbook by Mollie Katzen, Forks Over Knives, Veganomicon, The Oh She Glows Cookbook written by Angela Liddon, Hugh Fearnley-Whittingstall 's River Cottage Veg Everyday! and the top seller Thug Kitchen and more!