In general, if the sour cream is unopened, it will be safe in the refrigerator for two weeks after the “best if used by”.

How to tell if unopened sour cream is bad. Sniff your sour cream to check for any foul, moldy, or rancid smell beyond its usual tangy aroma. This table is a rough estimate assuming. The first sign of bad sour cream is the off and unpleasant smell.

Generally, unopened (sealed) sour cream will go bad approximately two weeks after the date on the container. Bad sour cream tastes sour, salty, and slightly rancid. Sour cream should be a smooth creamy texture when it is good.

The sour cream has an off smell. This rule of thumb is. There are colored spots on the surface of.

If you notice signs of spoilage including. Look for these signs of spoilage before tasting it. It'll smell different from the normal sour smell of sour cream).

While sour cream can generally last for up to two weeks, if it is exposed to heat, it will go bad. Sour cream is white, even though you can see through it. Bacterial growth can quickly intensify that acidic smell in a nasty way, and once.

If the odor is strong, sour cream has. As for what to look for, eat by date states that once the water separates, and a pool starts to form at the surface,. If it smells moldy, rancid, or unpleasant, it is spoiled.