Sour cream (or soured cream )is an acidictasting cream equivalent to unpasteurized cream that has turned .
the sour cream sold today is pasteurizedcream that has been soured with a bacterial culture.
“cultured ”and “acidified”sour cream are slightly different.
Cultured sour cream is
homogenized pasteurized cream that is soured with streptococcus lactis at
acidified sour cream is pasteurized cream that has been soured with bacteria that produce lactice acid .
the cream is left to ferment for 12 to 14 ours, much like yogurt ;
it is some times stabilized with additives ( gelatian , sodium alginate , carrageen )
and may contain milk solids or whey buttermilk , and salt .
it is thicka , uniform , and smooth .
Be sure to check the expiration date on the outside of the package .
Sour cream can be made at home by adding 2 tablespoons of buttermilk to 2 cups of fresh creamand allowing the mixture to sour at room temperature ,
without disturding it, for at least 24 hours .
this cream will keep for 3 days in the refrigerator.
Add sour cream to hot food at the last minute
and reheat it gently without allowing it to boil,
or the sour cream may separate.
sour cream can be refrigerated for 2 to 3 weeks .
it should not be frozen because it will separate when defrosted .
Cultured sour cream
Cultured sour cream
Per cup (30ml) 每一杯30毫升為單位
Saturated fatty acids make up 63.5％of the fat in regular sour cream ,
and 62.7％of the fat in 18％-milk-fat cultured sour cream.
Sour cream makes food taste slightly acidic .
It is a common ingredient in German , British , Russian , and Polish cuisine ;
it is frequently added to soups , dips , sauces , stuffed cabbage , goulah , breads , and cakes .
Two of the most common sour-cream dishes are easterm European borscht and Smetana sauce ,
which is traditionally served with game in
Baked potatoes are rarely eaten without a touch of sour cream .
Add sour cream to hot food at the last minute and reheat it gently without allowing it to boil ,
Or the sour cream may separate .
Plain yogurt can be substituted for sour cream in most recides ,
Which can help to reduce the number of calories and the amount of fat .
Yogurt that is too runny can be thickened with powdered milk.