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Step 1
Choose pistachios that are open at one end. Unsplit pistachios are immature and won't taste good or store well.
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Step 2
Place the unshelled pistachios in a sturdy, airtight container and store them in the refrigerator, or in a dark, cool, well-ventilated place for up to three months. Unshelled pistachios will keep in the freezer for up to a year. The cooler the temperature, the longer the pistachios will last.
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Step 3
Put shelled pistachios in an airtight container and keep them in the refrigerator for up to three months. Shelled pistachios don't freeze well.
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Step 4
Know that if your freezer is very cold, (0 degrees,) pistachios can be stored up to three years.












