According to Grey Goose vodka creator, Francois Thibault, you shouldn't store your vodka in the freezer. Apparently, freezing vodka hides the aromas and flavors. Vodka should be stored at 40 degrees Fahrenheit to prevent this from happening.
However, Thibault did say if you bought a cheap bottle of vodka freezing it might be better because it will hide the "aggressive, burning notes".
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