Grandma’s Italian Walnut Cake looks simple and spartan, but the flavors are bold and complex, with the fragrance of toasted walnuts, citrus zest, and rum. It’s a single-layer, round cake decorated with a simple sprinkling of powdered sugar. Grandma often had this walnut cake in the freezer, ready to serve guests stopping by.   Years … Continue reading Grandma’s Italian Walnut Cake