If you are thawing whole tomatoes and want to use them from frozen, hold them under warm running water for a minute or two and then add them to your recipe. Pureed or chopped tomatoes can be added to your recipe as they are. If you want to defrost your tomatoes before using them, then pop the container into the fridge and defrost slowly. Refreezing tomatoes is not something that comes recommended.
The only exception here is if you freeze tomatoes, defrost them and then cook them into a sauce you then want to freeze. This form of refreezing is perfectly fine. If you want to freeze tomatoes to use them as you would fresh tomatoes in salads and as garnishes, unfortunately, they do not work well for this use. The texture change is substantial in comparison to fresh tomatoes, and they go quite mushy.
However, if you want to have a stock of tomatoes for sauces in the freeze, this is perfect. Mushy tomatoes are the perfect option to use in recipes like this.
They are easy to use and cook with, and you can always have a bag available in the freezer. This is one of the greatest ways to store tomatoes. Yes, provided they have been stored properly, the can or package is undamaged, and there are no signs of spoilage see below - commercially canned tomatoes will typically carry a "Best By," "Best if Used By," "Best Before", or "Best When Used By" date but this is not a safety date, it is the manufacturer's estimate of how long the tomatoes will remain at peak quality.
To further extend the shelf life of opened canned tomatoes, freeze them: to freeze tomatoes, place inside covered airtight containers or heavy-duty freezer bags. How long do canned tomatoes last in the freezer? Properly stored, they will maintain best quality for about 3 months, but will remain safe beyond that time. How long do canned tomatoes last after being frozen and thawed?
The bags will take up less space, but containers can be stacked for a more orderly freezer. Never freeze tomatoes in their can. The cans keep for years at room temperature but freezing may cause them to split. To use your frozen, canned tomatoes, pull them from the freezer the day before and let them thaw in your refrigerator. Several small portions thaw more efficiently than one large portion, so it's best to use small containers and take out as many as you need at a given meal.
Diced canned tomatoes are usually made from the firmest tomatoes, so when you freeze them it will improve their texture and help them cook down more quickly for sauces. Fred Decker is a trained chef and prolific freelance writer. In previous careers, he sold insurance and mutual funds, and was a longtime retailer. His articles have appeared on numerous home and garden sites including GoneOutdoors, TheNest and eHow.
However, the whole, peeled ones are minimally processed and are so close to fresh that I have even used them in salads. I recently discovered huge cans of wonderful Italian whole, peeled tomatoes at my local Costco.
And the price was shockingly good. The problem, of course, is that these cans contain ounces. Now, I don't know about you, but I very rarely need that many canned tomatoes at once. I generally need about 28 ounces at the most. But the price being such a steal, I decided that I had to come up with a way to save the rest.
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