These Strawberry Champagne Cupcakes are perfect for a bridal shower or a girls' night in. The cupcakes are made with a boxed white cake mix, champagne, and fresh strawberries, and are topped with a creamy vanilla buttercream frosting. To make the cupcakes, simply mix the cake mix, champagne, and strawberries together, and bake according to the package instructions. Once the cupcakes are cooled, frost them with the vanilla buttercream frosting. These cupcakes are easy to make and are sure to be a hit with your guests.