Stewed Sydney with rock sugar is a traditional specialty snack. The main ingredient is Sydney, and the main cooking technology is stew; Pear can moisten lung and clear away heat, promote fluid production and quench thirst. When used together with rock sugar, it has a good effect on throat care, can enhance the effect of moistening lung and relieving cough, and can treat children's symptoms such as dry lung cough, dry cough without phlegm, dry lips and dry throat to some extent. Moreover, pear contains more carbohydrates and vitamins, which are easily absorbed by human body.