Can You Freeze Sour Cream (Opened)?
Reviewed against USDA FoodKeeper · Updated September 2026
Nutritional data sourced from USDA FoodData Central and Public Health England. Always consult a registered dietitian for personal dietary advice.
Cultured creams separate and turn grainy after freezing — fine stirred into cooked dishes, unpleasant as a topping.
The detail
Cultured creams separate and turn grainy after freezing — fine stirred into cooked dishes, unpleasant as a topping.
You can also check the calorie content of sour cream (opened) alongside its safety information.
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Common questions
How long can you freeze sour cream (opened)?
Freezing isn't recommended for this food, so there's no useful quality window — the texture suffers as soon as it thaws.
How should I defrost sour cream (opened)?
In the fridge, ideally overnight — never on the counter, where the outside enters the danger zone while the middle is still frozen. Use defrosted food within 24 hours, and cook or reheat it until piping hot.
Can you refreeze sour cream (opened)?
Not once it's been defrosted raw and left uncooked — refreezing multiplies the time spent in the danger zone. The exception: you can freeze a cooked dish made from defrosted raw ingredients (defrosted raw mince → cooked bolognese → freezer is fine).
Does freezing kill bacteria?
No — it pauses them. Any bacteria present before freezing wake up on defrosting, which is why freshness going in and safe defrosting coming out both matter.
Related answers
Primary source: USDA FoodKeeper.
The information on 247foodcheck.com is compiled from official public guidance (NHS, Food Standards Agency, USDA/FDA FoodKeeper) and is provided for general information only. It is not medical advice and does not replace guidance from your midwife, GP, health visitor or other qualified professional. When in doubt, throw it out — and if you feel unwell after eating something, contact NHS 111 or your doctor.