It is thought that the reason why truffle mushrooms grow belowground is to protect themselves from forest fires and during extreme temperatures during frosty periods. Truffles can be found in countries like France, Italy, Croatia, Slovenia, some parts in the Middle East and North Africa. They can also be grown and found in United States, particularly in Oregon and Washington. It s brownish or grayish black on the outside with white fine veins of the inside. Compared to the winter white truffle, the black variety has a subtler taste that lasts longer. Summer white truffle - Even if it has a milder aroma than its winter counterpart, the summer white truffle still has the pungent smell that is a trademark of white truffles. 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. - the Burgundy or Summer truffle. Also called the Tuber aestivum or Tuber uncinatum, this type originates in France, Italy, and Spain. Because of the demand, Summer Truffles are also grown in Sweden and New Zealand. In the early Eastern civilizations, mushrooms and fungi are not only considered as food, they are also noted for the medicinal value. Until now, there are cultures which would still use mushroom extracts as a component for soups and teas in order to boost the immune system. They are also said to reduce the risks of cancer and heart diseases. It is also a moderate source of carbohydrates. 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. And you can correctly guess that it s their being elusive that makes them seductive, what with the human nature that drives people to want anything that is difficult to attain. Of course, truffles are a perfect example. The aromatic truffle smell is simply unmistakable. Try truffles for yourself. You don t have to be a gourmet cook or a truffle enthusiast to appreciate the sexy aroma that a truffle exudes.