Hot Fudge Sundaes
["2 sq. (2 oz.) unsweetened chocolate", "1/2 c. sugar", "3 Tbsp. butter or margarine", "1/4 tsp. vanilla", "vanilla ice cream"]
["For sauce, in a heavy saucepan, combine chocolate and 1/3 cup water.", "Cook over low heat, stirring constantly, until chocolate is melted.", "Stir in sugar and a dash of salt.", "Cook over medium heat, stirring constantly, 8 minutes or until sugar is dissolved and mixture is slightly thickened.", "Remove from heat.", "Add butter or margarine and vanilla, stirring until smooth.", "Serve warm over ice cream."]
["chocolate", "sugar", "butter", "vanilla", "vanilla ice cream"]