Article: Theo Thomas Column -- Follow Simple Rules to Can Safe Tomatoes

For more than 10 years there have been no changes in the recommendations for canning tomatoes.

To reassure you, check these answers to tomato canning questions.

Q. What kind of tomato is safe to can?

A. Any kind of tomato is safe to can, including cherry, pear, paste, tomatillos, green tomatoes, etc. The variety doesn't matter - even if it's promoted as being a low-acid tomato. Low-acid tomatoes simply have more sugar in them so they taste less acid, it doesn't affect their pH or safety.

Just don't can overripe tomatoes or tomatoes from dead or frost- killed vines. Only use firm, underripe-to-just-ripe ones. Overripe tomatoes can be frozen.

Q. Must lemon juice or citric acid be added ...

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