Apicius is a famous ancient Roman cookbook, believed to have been compiled in the 4th or 5th century AD. It is named after a wealthy Roman gourmet, Marcus Gavius Apicius, who lived during the 1st century AD and was known for his extravagant culinary tastes. The cookbook contains a collection of recipes that reflect the diverse ingredients and cooking techniques of ancient Rome. The text is significant for its insights into Roman cuisine, including the use of spices, herbs, and various cooking methods. It serves as one of the earliest examples of a formalized cookbook, influencing culinary traditions throughout history and providing a glimpse into the dietary habits of the Roman elite.