Root Beer with back

1 cup root beer Schnapps 1 1/2 cups old-fashioned style root beer (like A&W or Dads) 2 teaspoons vanilla extract 2 cups dark brown sugar 1 cup butter 2 eggs 3[...]

3/4 cup butter 3 eggs 2 1/2 cups all-purpose flour 2 1/2 teaspoons baking powder 1/2 teaspoon salt 1 1/2 cups sugar 1 tablespoon root beer extract 1/2[...]