National Buffet Day is observed in the United States every January 2. This holiday celebrates the buffet-style meal, which allows diners to serve themselves from a variety of dishes, catering to different tastes within a group. The buffet system gained popularity in the late 19th century, particularly at large social events where traditional service was impractical. The term "buffet" originates from French, referring to the sideboard where food was displayed. Buffets are commonly found in restaurants and hotels, offering a range of cuisines and dining options, including all-you-can-eat formats. To celebrate, individuals often dine at their favorite buffet-style restaurant or host a buffet meal at home, including potluck-style gatherings. Participants are encouraged to share their experiences on social media using the hashtags #NationalBuffetDay and #BuffetDay.