A truffle starts to grow only after about seven years, and the tree where a truffle grows can produce them for only 15 to 30 years. That explains why truffles come with hefty price tags. These days, however, there is a concerted effort to replenish truffle-bearing trees to increase truffle production. Chinese Truffles These truffles actually consist of three species with varying flavors: Tuber indicum, Tuber sinense, and Tuber himalayanse. Tuber indicum has fine white veins and brown meat, while Tuber sinense has huge ivory veins and dark brown flesh. The latter type of Chinese truffle is oily and chewy and leaves a bitter taste to the tongue. They can be harvested all year round, depending on the area and truffle species. How Are They Prepared for Cooking? Of course, you have to clean a truffle first before cooking it. Usually, it is washed with water and then brushed to get rid of soil deposits. Make sure that its covering is clean because you are not supposed to peel it. Oregon brown truffle- it is reddish-brown on the outside, and sort of grey in the inside. Oregon black truffle it is very dark and would have a pungent smell when mature/ripe. Perigord truffle- also called French black truffle which is found in Spain, Australia and United States. Its color is blue-black on the outside and would eventually turn to brown-black as it ages. Truffles refer to a rare and edible mushroom. This is considered as a delicacy to so many people in various parts of the world because these are so hard to found. Since these are rare, they are so precious and usually found in dishes served at high end gourmet restaurants. Truffles belong to wild mushrooms that are hard to find and makes it one of the most expensive fungi in the world. Finding truffles involves a hike in the woods. Is this your first time to do so? You will have to do research first. 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.