Chestnut (栗子) or Lì zi
Chestnuts are the edible seeds of the chestnut tree and have a long history as a food source for humans. They originated in the Northern Hemisphere, spanning East Asia, Southern Europe, and Asia Minor. Evidence shows that chestnuts have been consumed for over 2,000 years, especially in China, where they were an important source of energy in ancient times. In Europe, particularly in Greece and Italy, chestnuts were once known as “the grain of the poor.”
Chestnuts earned this name because they could be grown in mountainous areas and helped sustain people during times of food shortages. Over time, chestnuts spread to other regions of the world through trade routes and human migration, eventually becoming part of local food cultures in many countries.
Chestnuts have a naturally sweet, nutty flavor with a dense texture and a distinctive aroma. They are commonly roasted, boiled, steamed, or used as ingredients in desserts and baked goods. One of the key characteristics of chestnuts is that they contain less fat than most other nuts but are high in carbohydrates and starch, making them a good source of energy and long-lasting satiety. They are also rich in dietary fiber, which supports digestion, as well as B vitamins, vitamin C, and minerals such as potassium that help support various bodily functions. Despite their many benefits, chestnuts should be consumed in moderation and only in cooked form, as raw chestnuts are difficult to digest and may irritate the digestive system.
Today, chestnuts remain a popular food product. In Thailand, retail prices typically range from approximately 286 to 624 baht per kilogram, depending on size, quality, and whether they are sold fresh or processed. This price range reflects how chestnuts are no longer viewed merely as “food for the poor,” but as a valued food ingredient whose price can fluctuate according to season and market demand.