Nanaimo Bars I

Step 1
Mix 1/2 cup butter or margarine, white sugar, cocoa, egg and vanilla in a heavy sauce pan or double boiler. Stir over low heat until mixture is of custard like consistency.

Step 2
Combine graham crackers, coconut and walnuts and add to the melted mixture. Mix well and pack into buttered 9 inch square cake pan.

Step 3
Cream 1/4 cup butter, confectioners' sugar, vanilla custard powder and milk. Beat until creamy and spread over melted base.

Step 4
Refrigerate till hardened.

Step 5
Melt semi-sweet chocolate with 1 tablespoon butter and drizzle over custard icing. Refrigerate. When totally hard cut into square bars.