Cappuccino Nanaimo Bars - cooking recipe

Ingredients

Base
1/2 cup unsalted butter
1/4 cup sugar
5 tablespoons cocoa powder
1 egg
1 teaspoon vanilla extract
1 1/2 cups chocolate cookie crumbs
1 cup unsweetened coconut, grated
1/2 cup walnuts, toasted and chopped
Filling
1/3 cup unsalted butter, room temperature
1 1/2 tablespoons custard powder
1/4 cup milk
2 teaspoons instant coffee powder
2 teaspoons vanilla
3 cups icing sugar, sifted
Topping
8 ounces semisweet chocolate, chopped
2 tablespoons unsalted butter

Preparation

Preheat oven to 350\u00b0 F and prepare a 8-inch square pan by greasing bottom and sides with vegetable oil or spray.
For base, melt butter and stir in sugar. Sift cocoa powder into mixture and blend well. Whisk together egg and vanilla extract and add. Blend in chocolate cookie crumbs, coconut and chopped walnuts until evenly incorporated. Press into prepared pan and bake for 10 minutes. Allow to cool for 10 minutes then chill for 20 minutes.
For cappuccino filling, beat butter by hand until smooth and beat in custard powder. Heat milk with coffee powder to dissolve and cool to room temperature. Add milk to butter mixture a stir in sifted icing sugar a cup at a time, combining well. Spread over base and chill while preparing topping.
For topping, melt chocolate and butter over a pot of gently simmering water. Pour over vanilla filling and spread to cover evenly. Chill for 30 minutes.
To serve, slice with a hot, dry knife into 1-inch squares.