Generally speaking, Shanghai food is characterized by freshness, lightness in summer and autumn, fragrance in winter and spring, soup in three meals a day, and halal food has become a new dietary feature, and Pingyao Ancient City, which is mainly vegetarian and noodle-based, prefers soup, and pays attention to both color and flavor, the two places have a lot of commonalities in their dietary habits, so your mother-in-law should be able to get used to eating Pingyao Ancient City food and drink.