With Da Rosario, Safina brings the purity of organic elements to his ardour for gourmet dried truffles and mushrooms with the launch of the first-ever USDA 100% natural truffle line. Prepare the dehydrator: Line the dehydrator trays with parchment paper to stop the Bagnoli's Black Truffle slices from sticking. Test for doneness: The truffle slices ought to b...