1. Prepare some glass bottles, wash them, scald them with boiling water, and control the water to dry.

2. Buy tomatoes in season, wash them and control the moisture.

3. Boil some boiling water and scald the tomatoes a little.

4. Peel and rub with a fork.

5. Pour the cut tomato sauce into the bottle, cover the bottle with plastic wrap and seal it with a lid.

6. After all the water is poured, put it in a cold water pot, wait for the water to boil for 20 minutes, and turn off the fire.

7. After natural cooling, take out the bottle and put it in a cool and dry place. You can eat it in winter. Whether it's canned with some sugar or fried noodles, it's delicious.