age active dry yeast (reg size)

age active dry yeast (reg size) 1/4 cup water, very warm 1/3 cup sugar 1/4 cup butter or 1/4 cup margarine 1 teaspoon salt 1 cup milk, scalding hot 1 egg, lightly beaten 4 1/2 cups all-purpose flour, sifted 2 tablespoons butter or 2 tablespoons margarine, for brushing rolls, melted