The Shelf Life of Jam | FAUCHON Paris (2024)

THE PRESERVATION OF JAM DEPENDS ON ITS SUGAR CONTENT

A delightful pleasure for both young and old, jam is present in many French kitchens. While, in general, an unopened industrial jam can be preserved for about 2 years at room temperature and away from light, not all jams are made up of the same ingredients.

One ingredient plays a major role in the shelf life of jam: the amount of sugar. Jam with at least 55% sugar will last longer than a low-sugar or unsweetened jam (40% sugar or less). The reason is simple: for bacteria to proliferate, they need water and air.

When jam contains a lot of water and very little sugar, microorganisms develop rapidly, leading to mold growth, even if the jar of jam is unopened or stored away from light.

A low-sugar jam will, therefore, have a shorter shelf life due to its high water content.

The trick to preserving your jam for as long as possible is to keep it in the refrigerator, whether it is unopened or opened. The cold slows down the proliferation of bacteria and allows you to savor your jam for a longer period.

Clean Jam Lasts Longer

Another tip to improve the shelf life of your jam: avoid dipping a spoon or knife that has already been used, as bacteria multiply more quickly in your jam jar.

By keeping your jam clean, you extend its shelf life, as well as your enjoyment duration.

WHAT IS THE SHELF LIFE OF JAM?

Every jam, whether artisanal or industrial, has a specific shelf life.

Preserving Homemade Jam

Several tips are worth knowing to optimize the shelf life of homemade jam. You should:

Sterilize and label your jam jar;

Find the right sugar ratio.

Sterilize and Label Your Jam Jar for Preservation

The first step in preserving your homemade jam is to sterilize your jar in 3 steps:

Clean your jar or container, along with its lid;

Dip your jar in boiling water for about twenty minutes;

Let the jar dry upside down, then place your jam inside.

Labeling your jam jar allows you to remember the exact moment the preparation was made, so you know when to consume it.

Find the Right Sugar Ratio to Preserve Your Homemade Jam

As mentioned earlier, the sugar ratio influences the shelf life of your homemade jam. In addition to adding a delicious note and good texture to your jam, sugar is a natural preservative.

It is also possible to make a low-sugar jam, but just ensure to consume it quickly.

Artisanal or Industrial Jam: Which One to Choose?

Regarding artisanal jams such as Fauchon jams, it is suggested to consume them within 15 days of opening the jar.

Although industrial jams have a longer shelf life, it is always preferable to opt for homemade or artisanal jam. The jam will not only be more flavorful but also beneficial for your health, thanks to the use of seasonal fruits.

This is why Fauchon shares its unique expertise through its artisanal jams.

The Shelf Life of Jam | FAUCHON Paris (2024)

FAQs

The Shelf Life of Jam | FAUCHON Paris? ›

THE PRESERVATION OF JAM DEPENDS ON ITS SUGAR CONTENT

Does jam have a long shelf life? ›

An opened jar of jam or jelly will last for about six months in the refrigerator, per the USDA. But it's still a good idea to eat it as soon as possible, says Lee.

How long is jam good for unopened? ›

The act of canning doesn't preserve food forever. But you can often get 18 months to two years out of your higher sugar products like jams and fruit canned in syrup. As long as the seal is good and the lid seems properly concave, your product should be just fine.

Does jam run out of date? ›

Look for the use-by date on the bottle. It is generally imprinted on the side of the lid, but could be anywhere from the lid top to the bottom of the jar. A year or so past the expiration date may not matter too much for a sugary jam product. Pop the lid off and give it a sniff test to see if it meets muster.

How to tell if jam has gone bad? ›

- Unpleasant or off smell. - Changes in texture, such as becoming runnier or forming lumps. - Altered taste, which may be sour or fermented. If you notice any of these signs, it's best to discard the jam and not consume it.

Can I eat 1 year expired jam? ›

Expired jam does not necessarily mean it is unsafe to eat. If the jam shows no signs of mold, discoloration, or off odors and has been stored properly, it may still be safe for consumption.

How long can you preserve jam? ›

The ideal storage time for unopened jams, jellies and preserves is 12 months in the pantry. After opening, refrigerate for 6 months.

Why does jam last so long? ›

The high sugar content makes jam keep for exceedingly long times before unsealing the packaging, and for a long time at room temperature after opening, as fruit preserves are typically of low water activity.

Does jam need refrigeration after opening? ›

Sealed jars of homemade preserves can also be stored at room temperature. Once the jam or jelly is opened, however, it is best to refrigerate them. Richard explains that this prevents mold and yeast from growing. If not refrigerated, opened jams and jellies are likely to spoil quicker.

Does Smuckers jam go bad? ›

Once opened, Smucker's jam requires refrigeration to preserve its taste and prevent spoilage. Under refrigerated conditions, opened traditional and low sugar varieties of Smucker's jams can last for about 12 months, whereas varieties such as Simply Fruit or Sugar-free may last for 9 months.

Can you eat 20 year old jam? ›

Jams and Jellies

You've got 6 to 18 months in the pantry unopened or 6 to 12 months in the fridge. Typically, you'll see the sugar crystallize if it's been in your fridge for some time, but it's still okay to eat.

Does peanut butter go bad? ›

According to the National Peanut Board, unopened, commercially processed peanut butter lasts for up to 9 months in the pantry, while opened conventional peanut butter lasts up to 3 months in the pantry and up to 9 months in the refrigerator.

Can I freeze jam? ›

Can Jam Be Frozen? Yes, both homemade jam and store bought jam can be frozen for longer storage time. Jam can be frozen for a year, but after that you'd better start making PB&Js.

Can jam last 5 years? ›

Unofficially, they often last much longer. Store in a dark, cool place for maximum longevity. As long as the button on top of the lid is concave and not popped, you should be fine. Seriously, we've taste-tested jam that was more than 5 years old, unopened, and it tasted fine.

When should you throw away jam? ›

Note: For safe eating practices, store your opened jar of jam or jelly in the refrigerator until consumed, and examine it frequently for signs of spoilage (like mold or yeast growth, or off-odors, including “fermented,” “alcohol” or “yeasty” odors). Discard the product immediately if any signs of spoilage are detected.

Can old jam cause food poisoning? ›

Some are wondering if it's OK to still eat jam or jelly, whether high-end or homemade, as long as you scrape off any visible mold. However, jam and jelly can host toxin-producing mold species that can be hazardous to your health, according to microbiologists, so you should discard any moldy jam immediately.

How do you store jam for a long time? ›

Uncooked jams must be stored in the refrigerator or freezer. They'll last for several weeks in the refrigerator and up to a year in the freezer. Once you open the container, keep refrigerated and use the jam within 2-3 weeks. If you keep them at room temperature, they will mold or ferment in a short time.

How long does Smucker's jam last? ›

Most of our fruit spreads and ice cream toppings have a shelf life of 24 months from the date of production. However, in order to obtain best color and flavour of our products, we do recommend consuming them within one year of the purchase date.

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