Boil the strawberry jam for 30-60 minutes. Because strawberry jam generally needs to be cooked slowly over low heat for a long time, and it takes more than half an hour to be finished, because strawberry jam needs to boil the strawberries until they are relatively soft, and the rock sugar can be fully integrated with the strawberries. , this strawberry jam is completed.

Strawberry jam is a food made from strawberries, rock sugar, honey and other materials. Our country has a long history of edible jam, but the production of canned jam was mainly after the founding of the People's Republic of China. The production of strawberry jam began in the early 1960s. Factories in Shanghai, Nanjing, Baoding, Beijing, Tianjin, Dandong, Yantai and other places have produced.