25 g preserved black whole truffles. The product is used to season and beautify dishes. Storage and preparation: Preserved truffles can be stored at room temperature and have a shelf life of up to two years. Store in the refrigerator after opening and consume within one to two weeks. For the best taste, truffles must be used immediately after opening. These black truffles are best used in combination with truffle butter or truffle oil. Store unopened at room temperature. After opening, store refrigerated at 2 ° C to 6 ° C and use within 7 days.