In large mixer bowl combine 7 cup of the flour and the yeast.
Heat together milk, butter or margarine, sugar, and salt just till warm (115-120°), stirring constantly to melt butter.
Add to dry mixture in mixer bowl; add egg.
Beat at low speed with electric mixer for 1/4 minute, scraping sides of bowl constantly.
Beat 3 minutes at high speed.
By hand, stir in remaining flour.
Add chocolate pieces; mix well.
Turn into well-greased 4 1/2-cup ring mold.
Cover and let rise in warm place till double (45 to 60 minutes).
Bake at 400° for 12 to 15 minutes.
Remove from pan immediately; drizzle with Confectioners' Icing while still warm.