We have always wondered what those tiny bottles of sparkling wine are for. The answer came to us when Megan developed the recipe for this meltingly tender cake.
Have all ingredients at room temperature, about 70°F. Preheat the oven to 325°F. Grease and flour a 9- or 10-inch Bundt pan.
Beat in a large bowl, or in a stand mixer with the paddle attachment, until smooth:
Add and cream until very fluffy, 5 to 7 minutes:
Add one at a time, beating until combined:
Add in 3 parts:
alternating with, in 2 parts:
Beat until just combined. Scrape the batter into the prepared pan and bake until a skewer inserted in the center comes out with moist crumbs attached, about 1 hour 10 minutes.
Let the cake cool in the pan for 10 minutes. Unmold onto a rack to cool completely.
Meanwhile, to prepare the glaze, beat together in a medium bowl:
Place a piece of parchment paper under the rack the cake is sitting on. Pour the glaze over the cake. Let set for 10 minutes.