Champagne Cupcakes

Name: Champagne Cupcakes
Prep time: 30 min
Cook time: 20 min
Total time: 50 min
Cuisine: American
Ingredients: 1 cup champagne (or sparkling wine); 1 1/2 cups cake flour (substitute all purpose flour); 1 1/2 teaspoons baking powder; 1/4 teaspoon salt; 1/2 cup unsalted butter (melted); 1 cup granulated sugar; 2 large eggs (room temperature ); 2 teaspoons vanilla extract; 2 tablespoons champagne reduction; 1/2 cup whole milk; 1 cup unsalted butter (room temperature ); 2 cups powdered sugar; 1/2 teaspoon vanilla extract; 3 tablespoons champagne reduction