brown sugar cookie recipe

Ingredients: 2 cups all-purpose flour 1/2 teaspoon baking soda 1/4 teaspoon baking powder 1/2 teaspoon salt 3/4 cup unsalted butter, melted and cooled 1 1/2 cups packed brown sugar (light or dark) 1 large egg 1 tablespoon vanilla extract 2 tablespoons granulated sugar (for rolling)