As it turns out, the freezer is like a winters' wonderland for tomato sauce. When stored properly, it can last for a whopping 3-6 months without losing its flavor or texture. But, don't just take my word for it - scientists (yes, real scientists) have studied the effects of freezing on tomato sauce and have given it a big thumbs up.
Now, you might be wondering what happens if you leave it in the freezer for, say, a year or two. Well, let's just say that tomato sauce is like a fine wine - it gets better with age, but only up to a point. After a certain point, it starts to develop that dreaded freezer burn, which is like a death sentence for your poor, defenseless tomato sauce.
But don't worry, dear readers, I've got some expert tips to help you store your tomato sauce like a pro. First, make sure you're using airtight containers or freezer bags to prevent any moisture from sneaking in. Second, label those containers with the date and contents, so you don't end up with a mystery sauce that's been lingering in the freezer since the Clinton administration.
Best Italian Sunday Red Gravy Recipe (Tomato Sauce) - No Plate Like Home