Cottage cheese is a fermented, slightly acidic, unripened milk product
consisting of curd granules and a cream dressing. The cheese curd
is made from low-pasteurised skim milk
and acidified with a classical mesophilic starter culture
containing Lactococcus lactis subsp. lactis and L. lactis subsp. cremoris (O-culture).
The added cream dressing
may be fresh or cultured using a diacetyl producing culture (L. lactis
subsp. lactis biovar. diacetylactis). Both product types are widely available
on the Scandinavian market.