The Culinary Historians of San Diego (CHSD) provide the public with a history of food and drink and their roles in society, both locally and worldwide. The Culinary Historians of San Diego (CHSD) was established in 2013 to provide the public with a history of food and drink and their roles in society, both locally and worldwide. The academic combines with the popular to have broad appeal to food enthusiasts. If you are a food enthusiast, member of the hospitality industry, or just plain interested in history, we have a place for you.