Chocolate Gingerbread Cupcakes with White Chocolate Cream Cheese Frosting

Name: Chocolate Gingerbread Cupcakes with White Chocolate Cream Cheese Frosting
Ingredients: For the cupcakes:; 7 tablespoons (3 1/2 ounces) unsalted butter, softened; 2/3 cup (4 2/3 ounces) packed light brown sugar; 1/3 cup molasses; 2 eggs; 1/4 teaspoon salt; 1/2 cup chocolate stout; 1 1/4 cup (6 1/4 ounces) all-purpose flour; 2 tablespoons cocoa powder; 3/4 teaspoon baking powder; 1 1/2 teaspoons ginger; 1 1/2 teaspoons cinnamon; 1/2 teaspoon baking soda; Pinch ground cloves; For the frosting:; 8 ounces cream cheese, softened; 3 tablespoons (1 1/2 ounces) unsalted butter, softened; 5 ounces white chocolate, melted; 3 tablespoons confectioners' sugar; 1/4 teaspoon pure vanilla extract