MAZZETTI CHEF'S REDUCTION CLSC BALS GLAZE 215ML. Our Mazzetti Classic Balsamic Glaze is a lusciously thick and rich gourmet Italian glaze. Created through gentle cooking of Aceto Balsamico di Modena I.G.P. with added grape must for additional sweetness it has a gently tangy profile with a density that makes it perfect for garnishing or applying an artful drizzle. We love it on almost everything: pizza, bruschetta, caprese salad and even popcorn!. Crafted by slow concentration of our Yellow Label Balsamic Vinegar of Modena, made sweeter and more drizzly with the addition of just a little more grape must