you read the label
Yes, sour cream can go bad. You can tell if sour cream has gone bad by checking for signs such as an off smell, mold growth, or changes in texture like curdling or separation of liquid. It is important to discard sour cream if it appears spoiled to avoid foodborne illness.
you wont get the same taste from using double cream instead of sour cream and the consistency might be a bit off.
Yes
yogurt
Yes, you can substitute sour cream with double cream and add lemon juice to mimic the tanginess of sour cream. Use about a tablespoon of lemon juice for every cup of double cream to achieve a similar flavor profile. Keep in mind that the consistency will be richer and creamier, so it may alter the final texture of your dish slightly. Adjust the amount of lemon to taste based on your preference.
Nope. Sour cream has to do with One certain ingredient and Sour ice cream is like sour milk but the sour in the ice cream is the milk:)
DO NOT reheat anything with a dairy additive unless it's cheese, or something ususally heated. Sour Cream is meant to keep cool - warming it will turn it runny.- don't heat the sour cream.
No. Sour cream and heavy cream have different functions, and produce different flavors. If you don't have sour cream or heavy cream handy, find a cheesecake recipe that doesn't call for them.
no
Sour cream is a colloidal suspension.
No Sour gream and heavy cream are two different items.