Shelf Life of
Spaghetti Sauce

How Long Does Spaghetti Sauce Last?

How Long Does Spaghetti Sauce Last?

Shelf Life of Spaghetti Sauce

Spaghetti Sauce – how long does spaghetti sauce last? how long does pasta sauce last? The shelf life of spaghetti sauce, pasta sauce or tomato sauce depends on a variety of factors including the best by date, the preparation method and the way it is stored. Spaghetti sauce is most often tomato based and can be used for many dishes besides spaghetti. So,how long does spaghetti sauce last past its best by date? When properly stored, the shelf life of spaghetti sauce past its best by date is approximately …

Product Pantry (Unopened) Refrigerator (Opened)
Past Printed Date After Opening
Tomato Based Pasta Sauce lasts for 1 Year 5-10 Days
Cream Based Pasta Sauce lasts for 6-8 Months 7 Days
Oil Based Pasta Sauce lasts for 1 Year 2 Weeks
Dry Package Pasta Sauce Mix lasts for 6-12 Months 7-10 Days(prepared)

** The important thing with spaghetti sauce is that the jar lid must not be “popped” or raised prior to opening. If your lid is raised, return it to the store for a refund.

Remember, once spaghetti sauce is opened – whether it came from a jar, a can, a package, or homemade spaghetti sauce it should be kept stored in the refrigerator and used within within 5-10 Days depending on the brand of sauce. Most pasta sauces do NOT have any preservatives. Therefore, be sure to cook your sauce if it has been opened and stored in the fridge for longer than 4-5 days – but toss the sauce for sure if it has been more than 9-10 days or if you see any signs of mold formation.

Many have asked about opened jars of spaghetti sauce. So, we added this table with information directly from the manufacturers of pasta sauce. These are their recommendations for their products. They do also say that jars can last longer or shorter depending on the temperature of the refrigerator, the length of time outside of the refrigerator, the exposure to bacteria and any cross contamination that may have occurred – just like with any other food product.
Table of Manufacturer Recommended Shelf Life of Opened Pasta Sauce:

Product Refrigerator (Opened) Freezer (Opened)
After Opening In Freezer Container
Newman’s Own Spaghetti Sauce [1] lasts for 3-7 Days Recommended, but time not listed
Ragu Cheese Based Pasta Sauce [2] lasts for 3 Days Not Recommended
Ragu Tomato Based Pasta Sauce [2] lasts for 3-5 Days Not Recommended
Barilla Pasta Sauce [3] lasts for 3-5 Days 3 Months
Classico Tomato Based Pasta Sauce [4] lasts for 3-5 Days 2-3 Months


Spaghetti sauce and pasta sauce, like a lot of other condiments, usually have best by date and not an expiration date. Because of this, the product may be safely used after the date.

How to tell if spaghetti sauce is bad, rotten or spoiled?

Spaghetti Sauce will begin to darken from a bright red to a maroon color and will get thicker over time. After the eat by date has passed, the spaghetti sauce will begin to form mold, even in the refrigerator. If there is any visible mold (mould) at all, then entire jar should be thrown away – even if it is just on the lid of the jar! Practicing proper hygiene and food safety discipline will help prevent food borne illness.

How to store spaghetti sauce to extend its shelf life?

Proper food storage is the key to extending the expiration date of food. You can help spaghetti sauce stay fresh longer by storing it in the refrigerator in a sealed container to prevent spoilage and keep out contaminants.
For a long term option, spaghetti sauce can be placed in a freezer safe container in the freezer.
Some benefits of proper food storage include eating healthier, cutting food costs and helping the environment by avoiding waste.

Interesting Facts about Spaghetti Sauce:

  • A quarter cup of tomato based spaghetti sauce contains about 70 calories and 3g of fat, a quarter cup of Alfredo sauce contains about 110 calories and 10g of fat and a quarter cup of Pesto sauce has about 290 calories with 29g of fat.

  • How long is spaghetti sauce good for when prepared in a dish?

    How long does spaghetti sauce last? That depends. How long does meat last? In general, spaghetti sauce will only last as long as the quickest expiring ingredient in the dish, so to find out how long those other ingredients are good for, please visit the Dairy, Drinks, Fruits, Grains, Proteins, Vegetables and Other sections of Eat By Date or search below!

    Search the Shelf Life Guide!


    What are our shelf life resources?

    Our shelf life of spaghetti sauce information incorporates research from multiple resources, including the United States Department of Agriculture and the United States Food & Drug Administration. In addition, we scoured the web for informative articles and reports related to food safety, food storage and the shelf life of spaghetti sauce.

    *An important note about expiration dates …

    Although the shelf life of spaghetti sauce information on Eat By Date is generally reliable, please remember that individual cases will vary and that our advice should only be taken as an opinion. So, how long will food last? Let’s find out!