Easy Vanilla Bean Buttercream

Name: Easy Vanilla Bean Buttercream
Yield: Makes 1 1/2 cups, enough for 12 cupcakes
Ingredients: 10 tablespoons, unsalted butter, softened; 1/2 , vanilla bean, halved lengthwise; 1 1/4 cups, confectioners' sugar (5 ounces); pinch, table salt; 1/2 teaspoon, vanilla extract; 1 tablespoon, heavy cream