High heat will compromise the truffle oil flavor, so one ought to add it to cooked foods or sauces just earlier than serving. Add the egg and vanilla and beat again. 3. Beat together the butter and sugar. Add the egg and extract and beat once more. Add a teaspoon of vanilla extract to the mixture. Add half a teaspoon of coconut extract and coat the truffles in shredded coconut. It is rather arduous to cultivate white truffles because the high-demanding growing situations. What’s the difference between black and white truffles? Buy Frozen Truffles & Enjoy Them all Year Long! Truffles are literally subterranean fungus present in and around tree roots.