How to make purple grape jam

Many working people don't like to cook for themselves, firstly because they don't have time, and secondly because they are too lazy to cook. Purple grape jam is a simple and easy dish to learn, and it is a must-have for office workers. It is a nutritious and delicious dish. If you are tired of eating in restaurants, you might as well do it yourself and enjoy the delicious food.

1. Wash the lemon, cut it in half and squeeze out 28g of juice;

2. Cut off the stems of the grapes, wash and drain;

3. Put the grapes into boiling water and blanch for 1 minute, then take them out;

4. Put it in cold water and take it out after it cools down;

5. Cut in half and remove the grape seeds (you can keep them for later use);

6. Peel off the grape skins and keep the grape skins;

7. Wash the jam jars and soak them in boiling water for 20 minutes for thermal disinfection;

8. Take out and turn upside down to drain;

9. Pour grape skins, cold boiled water and rock sugar into a copper pot and stir evenly. Heat over medium-low heat and stir.

10. Heat until the rock sugar is completely dissolved, remove the grape skins and seeds and squeeze out the juice;

11. Put the grape pulp and lemon juice into a copper pot and boil them together;

12. Remove astringent juice;

13. Keep stirring until the temperature reaches 103℃, then turn to low heat and turn off the heat after cutting the grapes.

14. Put the jam into the bottle, cover the bottle tightly and turn it upside down while it is still hot; wash the bottle after turning it upside down for 30 minutes, leave it at room temperature for 3 to 7 days and then put it in the refrigerator;

15. The jam is ready and can be eaten!

If you are often lazy about eating, you may pay the price in the end. Purple grape jam is simple to make, healthy and delicious.