Also known as "dairy sour cream " This commercial product is made from homogenized pasteurized sweet cream to which a dairy culture has been added for souring
Sour cream is cream that has been artificially made sour by being mixed with bacteria. It is used in cooking. cream which has been made thicker by adding a type of bacteria
another ingredient not found in Italy, but for cheesecake toppings we substitute a mixture of Fiorello (latticino cremoso) and sometimes a mild flavored (but delicious) yogurt or at other times mascarpone [see cheesecake di bob, versione italiana and limoncello cheesecake]