Hazelnuts

Hazelnuts contain oils that can go rancid; store away from heat, light, and moisture

Keeps well in the refrigerator for 2 months

Freezing preserves quality for up to a year; thaw at room temperature before use

Store in an airtight container in a cool, dark place for up to 1 month

Roasting hazelnuts at home intensifies their flavor—spread on a baking sheet at 350°F for 10-15 minutes

Rub roasted hazelnuts in a clean kitchen towel to remove most of the thin skin

Grind or chop hazelnuts just before using to retain freshness and flavor

Hazelnut butter can be made at home by blending roasted nuts for several minutes until oils release

Chocolate (classic combination)

Coffee

Caramel

Cinnamon and warm spices

Vanilla

Pears and apples

Storing hazelnuts in direct sunlight or warm areas, which speeds rancidity

Using stale or rancid nuts, which tastes bitter and off—always smell before using

Over-roasting, which can burn them and create a harsh taste