1. Place the truffles in a sealed box and store them in the refrigerator at 8°C for 5 days.

2. Place the truffles in a sealed box, bury them in rice, and store them in the refrigerator at 8°C for 10 to 12 days.

3. Wrap the truffles in tin foil, then wrap them in plastic wrap, put them in a sealed box, and store them in the freezer. This is the best long-term storage method, but it should not exceed 4 months.