Lemon Bundt Cake 📌(Save this recipe!) Lemon Cake is moist, slightly dense and full of lemon flavor, topped with a tart lemon icing. One of my favorites. Baked in either a Bundt pan or cast iron fluted cake pan. Ingredients Needed: 1 ½ cups (3 sticks) unsalted butter, softened 2 ¼ cups granulated sugar 7 large eggs separated, room temperature ¾ teaspoon cream of tartar ¼ cup lemon juice ½ cup buttermilk (or sour cream) 2 teaspoons pure lemon oil Zest of one large lemon optional ½ teaspoon salt ½