Mix first 5 ingredients in ungreased 8X8 glass pan. Level top, make 3 holes. Hint- rub cocoa into part of sugar until well blended before adding. Put each of next 3 items into one of the holes. Pour water over all, mix very well, scraping corners. Bake at 350* for 25 minutes. Cool on rack. Sprinkle top with powdered sugar.