Ingredients
1 box vanilla cake mix
1 3/4 c. champagne (or Prosecco), divided
1 c. (2 sticks) unsalted butter, softened
4 c. powdered sugar
1/2 tsp. pure vanilla extract
1/2 tsp. kosher salt
Gold sanding sugar, for garnish
Preparation
Step 1Preheat oven to 350° and line two cupcake pans with cupcake liners. In a large bowl, mix cake mix with 1½ cups champagne. Bake according to package directions and let cool completely before frosting. Step 2Meanwhile, make champagne frosting: In a large bowl, combine butter, 2 cups powdered sugar, vanilla, salt, and remaining ¼ cup champagne. Using a hand mixer, beat until smooth. Add the remaining 2 cups powdered sugar and beat until light and fluffy. Transfer to a piping bag fitted with a large star tip.Step 3Pipe frosting onto cooled cupcakes and garnish with gold sanding sugar. Serve.
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