4 (1 ounce) squares unsweetened chocolate 1/2 cup butter or margarine 1 box confectioners' sugar 1 egg 1/3 cup sweetened condensed milk 1 teaspoon vanilla extract 1 cup chopped nuts
Melt chocolate and butter. Sift sugar and mix with egg and milk. Stir in chocolate and butter mixture. Add vanilla extract and nuts. Pour into buttered 8-inch square pan. Chill in refrigerator at least 2 hours.
