Core Viewpoint - The articles reflect a deep appreciation for sweet potatoes, highlighting their comforting qualities and nostalgic connections to home and family during the winter season [1][2]. Group 1: Culinary Aspects - Sweet potatoes are versatile and can be prepared in various ways, such as steaming, boiling, or baking, enhancing their natural sweetness and flavor [1][2]. - The process of making sweet potato porridge is described as a comforting winter ritual, combining rice and sweet potatoes to create a warm dish that dispels the morning chill [1]. - Sweet potato cakes, made by mixing sweet potato puree with flour and frying, are cherished for their crispy exterior and soft, sweet interior, evoking fond childhood memories [2]. Group 2: Emotional and Cultural Significance - The act of gathering around a fire to roast sweet potatoes symbolizes warmth and familial bonds, contrasting the cold winter outside [2]. - Sweet potatoes serve as a reminder of home and simpler times, with their humble nature providing comfort and warmth during the cold season [1][2]. - The nostalgic references to childhood experiences with sweet potatoes illustrate their role in creating lasting memories and connections to one's roots [2].

Core Viewpoint - The arrival of the "Major Snow" solar term marks the beginning of mid-winter, characterized by lower temperatures and a higher probability of snowfall compared to the "Minor Snow" solar term [1][2]. Summary by Relevant Sections Characteristics of Major Snow - Major Snow generally occurs around December 7 or 8 each year, indicating a time when snowfall is more likely and temperatures are lower than during Minor Snow [2][3]. - The term "Major Snow" reflects the trend of temperature and precipitation changes, with the potential for snow accumulation becoming more pronounced [3]. Cultural Practices - Traditional customs during Major Snow include ice storage, meat curing, and drinking sweet potato porridge, which are practices aimed at preparing for the cold and enjoying seasonal foods [6][7]. - The phrase "Winter covers the land with snow" signifies the importance of snow for soil moisture and the insulation of winter crops [3]. Historical Context - Ancient practices included collecting ice for summer use, as well as enjoying snow-related activities such as tea brewing and snowball fights, reflecting a harmonious relationship with nature [6]. - The appreciation of snow is deeply rooted in Chinese poetry and culture, with many historical references to snow and its beauty [6]. Dietary Habits - Major Snow is considered an ideal time for curing meats, with households often seen hanging cured products like sausages and salted fish [7]. - Traditional foods during this period include sweet potato porridge and hot dishes like lamb, which provide warmth and nutrition during the cold winter months [7].