and greased and floured sides. Bake at 160ºC for 1 hr, 15 min. Remove from oven and cool 5 min on a rack. Remove from pan and cool. cover with Marshmallow Icing. Melt 1 ounce bitter chocolate and half t butter in a small pan over boiling water. Spoon this mixture around edges of cake, let it run down the sides. MARSHMALLOW ICING: Cook brown sugar, butter and water in a boil until it reaches the softball stage. Add marshmallows and melt in a double boiler until spreadable. Beat in vanilla. Margaret Garland DFYX18A