Byline: Eleanor Vance, Gastronomy CorrespondentDateline: ALBA, ITALY — October 15, 2023The intoxicating aroma of black truffles—earthy, musky, and undeniably luxurious—has captivated gourmands for centuries. Prized as "black diamonds" in culinary circles, these elusive fungi command prices exceeding $1,000 per pound. Yet amid lavish shavings over pasta or infusions into oils,…...