Remove the cake balls from the freezer and let them sit at room temperature for 5 minutes, rolling them between your palms if they are not perfectly round. Working one at a time, dip one end of a ...

(15.25-ounce) box vanilla or white cake mix sparkling sparkling wine (such as champagne, prosecco or cava), at room temperature large eggs vegetable oil For the Champagne Buttercream: Tip: The cake ...