3/4 c  Sugar

      2 ts Cornstarch

     12 oz Can lowfat evaporated milk

      1 ts Vanilla extract

      1 c  Plain lowfat yogurt, stirred

      2 oz Semi-sweet chocolate

  In medium saucepan, combine sugar and cornstarch. Stir in milk. Cook and
  stir over moderate heat until thickened and bubbly. Remove from heat; cool
  to lukewarm. Add vanilla and yogurt. Refrigerate until mixture is cold.
  Melt chocolate. While chocolate is hot, pour it very slowly into chilled
  yogurt mixture while stirring gently. Freeze in ice-cream maker according
  to manufacturer's directions; or follow refrigerator-freezer instructions
  previously posted.
  Food & Wine RT [*] Category 4, Topic 6 Message 7 Wed Nov 06, 1991
  D.MORRISSEY [DEE]            at 00:03 EST
  MM by QBTOMM and Sylvia Steiger, GEnie THE.STEIGERS, CI$ 71511,2253, GT
  Cookbook echo moderator at net/node 004/005