Kringla

3 cups all-purpose flour 2-1/2 teaspoons baking powder 1 teaspoon baking soda 1/2 teaspoon salt 1/4 teaspoon ground nutmeg or cardamom (optional) 1/2 cup (1 stick) butter, softened 1 cup sugar 1 egg 1 teaspoon vanilla 1 cup buttermilk or...