At room temperature butter decomposes. One of the products of decomposition is butyric acid (a saturated fatty acid) , which gives spoiled butter a rancid taste. I keep butter in the freezer. Clarified butter (or Indian Ghee) will last many many months in the frig and probably indefinite in the freezer.
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3 days.
Tequila can last indefinitely in the freezer without going bad, as long as it is sealed properly.
Experts say 1 month in the refrigerator and 6 months in the freezer. But most people agree that if wrapped tightly it will last 4 months in the refrigerator and up to a year in the freezer. I grew up on a dairy farm and we never had a problem.
7 years
Indefinately often
Blackberries (the fruit) will last about three months.
I don't know, but it'll last for a long time in the freezer.
Compound butter is stored in the fridge for a short period, but can store longer in a freezer.
about 2 days
3 months