Core Viewpoint - The article discusses traditional Chinese dietary customs during the "Sanfu" (the hottest days of summer), highlighting specific foods consumed and their cultural significance. Dietary Customs - The saying "Eat dumplings on the first Fu, noodles on the second Fu, and pancakes with eggs on the third Fu" reflects the dietary customs prevalent in northern China, particularly in regions like Beijing, Tianjin, and Shandong, where wheat-based foods are staples [1][2] - Dumplings are consumed on the first Fu as they symbolize wealth and good fortune, with their shape resembling gold ingots and the phonetic similarity between "Fu" (福) and "wealth" [1] - Noodles, such as Zhajiangmian, are also popular during this period, with ingredients varying based on personal taste and seasonal vegetables [2] Historical Context - Historical records indicate that during the Wei, Jin, and Northern and Southern Dynasties, "soup pancakes" were consumed to ward off evil spirits believed to be active during the hot summer days [3] - In southern regions like Jiangsu, different customs exist, such as eating wontons on the first Fu and herbal teas during the hot days [3] Nutritional Aspects - The practice of consuming more nutritious foods during the Sanfu period is aimed at maintaining health during the hot summer, with eggs being a common source of nutrition [2] Cooling Methods - Various methods to cope with the summer heat are mentioned, including the use of ice, which was historically distributed by government offices in Beijing during the hot season [5] - People also sought shade and enjoyed outdoor activities as a way to escape the heat [5]