Sichuan

Two People Action Shot ancestral techniques chengdu china cuisine culinary entrepot fermentation fermented food jar jarres lactofermentation legumes fermentes method saumure tradition traditional vegetables warehouse Sichuan April 14 2025 workers water drainage earthenware jars Lao Tan Zi factory millennia-old methods ancestral know-how Sichuan culture precise techniques strict fermentation times cabbage radishes beans transformation tangy flavors umami flavors local cuisine ancestral methods culture fermentation process traditional techniques culinary heritage vegetable preservation jar fermentation flavor development culinary tradition cultural heritage fermentation techniques.