However, its stability after opening can be affected by storage conditions. We recommend that this product be refrigerated after opening.” ... Ketchup will last for a year in the pantry if unopened, but once it's been opened and unavoidably exposed to air,its quality will start deterioratin...
Its natural acidity means an unopened bottle can still be used up to two years after its sell-by date. Igor Golovniov/Shutterstock If you love ketchup and enjoy having ketchup with most meals, feel free to leave it on the table, especially if you prefer it at room temp. That’s what...
Sorry to say, it's time to toss that old bottle and get a new one that you promptly store in the refrigerator upon opening. Heinz assertsthat their ketchup is shelf-stable due to its natural acidity but should be refrigerated after opening to maintain its quality. So, there you have it....
"I detest refrigerated ketchup. The natural acidity in ketchup makes it shelf-stable. If you don't use ketchup often, then your best bet is to refrigerate it after opening, but I find the flavor tends to change when refrigerated." — Michael Schulson, founder and CEO of Schulson Collec...
If you love ketchup and enjoy having ketchup with most meals, feel free to leave it on the table, especially if you prefer it at room temp. That’s what they do at restaurants, after all. Ketchup can sit out for well over a month. In the fridge, it lasts forever. ...