Not all varieties are the same. Although there are hundreds of truffle species, not all are consumed by humans. There are particular truffles which are considered higher in value compared with other species, like the white truffle. The lowest value for truffles was in 1992, when it reached $350 for each pound. The Oregon truffle is less expensive than other truffle types, as it usually costs about $150 per pound. This makes it a great alternative to European truffles. The ideal environment for growing truffles is where the climate is warm and humid. But they can grow in deserts, too. In Middle Eastern countries, people gather various truffles after rainfall. The main component of truffles and mushrooms in general is carbohydrates composed of glycogen and chitin or also called the fungus cellulose which is a structural component of the fungal cell wall. However, compared to other vegetables, truffles have lower proportions of carbohydrates. This is also very good for people suffering from diabetes because truffles have low value of energy. Before the use of dogs in hunting truffles, people have been using female pigs or sows for this purpose. They are used to hunt for truffles since this emits pungent smell that sows mistake for a male pig. Although pigs are proven quite effective in hunting for truffles, there is one disadvantage. Once they find the truffles, they would eat it right away and the hunter could no longer stop them. If you want to learn how to find truffles in the forest, read on the different techniques discussed below. 1. Know where to locate truffles Of course, not every forest has truffles underneath it. These mushrooms grow only in humid and warm climates. In Europe, for example, truffles can be found mostly in the forests of Italy and France. Place the wrapped truffles in an airtight jar and store it in the refrigerator. Don t store them in room temperature. Truffles with pungent flavor such as winter varieties can be stored in whole eggs or uncooked rice that can absorb excess flavor. If you want to freeze the truffles, you can keep them in olive oil before doing that.