In a large bowl, combine the contents of the roll mix and yeast packets. Add warm water and mix well. Stir in the egg, butter and seasonings until blended.
Turn onto a floured surface. Knead in cheese and olives. Place in a greased bowl, turning once to grease top. Cover and let rise in a warm place until doubled, about 1 hour.
Punch dough down. Press into a 12-in. pizza pan. Cover and let rise in a warm place until doubled, 30 minutes.
With a sharp knife, make three or four slashes across top of loaf. Brush with egg white. Bake at 325° for 40-45 minutes or until golden brown. Cool for 5 minutes before removing from pan to a wire rack.