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1

Prepare several glass bottles, blanch them with boiling water, and control the water to dry.

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2

Buy seasonal tomatoes, wash them, and control the moisture.

three

Boil some boiling water and scald the tomatoes a little.

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four

Peel it off and rub it with a fork.

five

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

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six

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.

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seven

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 food with some sugar or fried noodles, it's delicious.