rough-and-ready Exhibiting vigor and vitality which, though unrefined and perhaps indelicate, is appropriate for dealing with a given situation; crudely efficient; rough in manner, but prompt and effective in action.
1 The exact answer to the question âHow long does an unopened package of sour cream last?â depends to a large extent on storage conditions â to maximize the shelf life of sour cream, keep it refrigerated at all times.  How long does unopened sour cream last after the sell-by date? Sour cream will generally keep for one to two weeks after the sell-by date on the package, assuming it has been continuously refrigerated; be sure that the temperature of your refrigerator remains at or below 40Â° Fahrenheit at all times.
How long does whipped cream last in the refrigerator? Once the cheesecake is opened, it also stays fresh in the refrigerator and freezer for five to six days or six to eight months, respectively. Homemade cheesecake also keeps for five to six days in the refrigerator and six to eight months in the freezer. All cheesecake should be kept at 40 degrees Fahrenheit or below. The cheesecake should be thrown out if the filling starts to harden and develops a brown color.