As a general rule, you can keep your Frozen Butterball Turkey in the freezer in its original packaging for up to 2 years and it should still be of good quality. Turkeys kept in commercial freezers, like those at grocery stores, may be kept even longer. Storing turkey – make sure to keep your frozen turkey in a deep freeze rather than a frost free refrigerator as freezer burn could result in a dry turkey. 2  In addition, make sure the packaging does not have any tears or holes. 3  Thaw properly – How you thaw your turkey can make a big impact.