This storage method will prevent freezer burn and capture the aroma of the truffle into the oil, hence the truffle aroma. Never slice, shave, or grate the truffles until you are ready to use them as ingredient for your dishes. Purchasing and storing truffles involve a great deal of care and a bit of effort. Technically, truffles are mushrooms that don t have stems and are usually found under the ground usually under oak, pine, beech, and pecan trees mostly in Europe including various parts of Italy, France, Slovenia and Croatia. In Asia, some varieties are found in China as well as in Middle East while there are also some types native to North Africa. Instead, you slice or shave them over risotto, soups, sauces, pasta, and even plain scrambled eggs. Transform your bland dishes into flavorful and appetizing ones! There is a wide variety of truffle recipes that you can experiment at your own kitchen. You don t have to a chef to do that! All you need are a little knowledge of how to work the truffle s magic. Because of the rarity of this mushroom, the production of Black Truffles has been made almost exclusively in the European countries. Black truffles are sold for about 1,000 per kilo when bought in the farmer's market. Its price could go double at 3,490 per kilo when bought from a retailer. Then there s the Chinese Truffles. Uses of Truffles Experts say that there are so many types of truffles. And although none of these types are known to contain any type of poison, not all truffle types are considered gourmet delicacies. These types include the White Truffles which are the most rare among the types of truffles; the Black Truffles, which is very expensive because it can only be found in an oak tree; the Chinese Truffles which are the most available type because it grows bountifully in China and are often being exported to various parts of the world; and the Summer Truffles, which have milder aroma compared to other winter truffle types. Ripe or matured French Black Truffles with brown-black color are used in specialty dishes because it its earthy and pungent smell. - the Italian white truffle or Tuber magnatum which is commonly found in Piedmont in Italy. Next to the French Black Truffles, this type is preferred by many gourmet chefs because it has a distinctive peppery taste which is very ideal when served raw.