A light layer of white, milky liquid floating on top of sour cream and a tangy odor are both totally normal.

How do i know if sour cream is bad. Sour cream lasts about two weeks after opening. Treat mold as a warning sign that you will most probably get food poisoning if you cook. Although not a perfect test, your senses are usually the most reliable instruments to tell if your cream has gone bad.

The first step to identifying the fault is by looking at its appearance. Spoiled sour cream will likely give you food poisoning. Sour cream usually lasts up to 2 weeks past its expiration date.

Curdling and a sour smell are usually the first signs that heavy cream is past its prime. Sour cream is white, even though you can see through it. Again, you want a nice smooth creaminess to your sour cream.

If the odor is strong, sour cream has. However, depending on the item and the amount of sour cream, it could turn your leftovers into a soggy mess. Because, by the look of it, you can say if it has turned bad.

Also, there are a few things you should notice to know if it is good to consume: While sour cream can generally last for up to two weeks, if it is exposed to heat, it will go bad. It retains its quality for up to 2 weeks once opened.

Fresh sour cream has a mildly tangy and creamy flavor. Since it is not fully fermented, sour cream has to be refrigerated all the time. Sour cream should be a smooth creamy texture when it is good.