Sour and hot belly silk soup is a traditional dish of Han nationality in Henan province, which belongs to one of the recipes of Henan cuisine soup and porridge. This dish of wine strengthens the stomach, warms the body and drives away the cold. With coriander as the main ingredient, the cooking skill of hot and sour belly silk soup is mainly cooking, and the taste is hot and sour. Hot and sour soup is a necessary soup for Henan winter banquet. Cooking hot and sour soup of Henan cuisine pays attention to acid but not cold, spicy but not strong, salty but not astringent, and the three flavors are even, and they can't be crossed, just right and authentic.