Millionaire shortbread

I am in love with this. Millionaire shortbread is a deliciously addictive treat. I sometimes make the chocolate topping with milk chocolate, I hope you enjoy this.


Ingredients:
SHORTBREAD:

3/4 cup (1 1/2 stick) unsalted butter, room temperature

1/4 cup granulated white sugar

1/2 teaspoon pure vanilla extract

1 1/2 cups all purpose flour

1/8 teaspoon salt

CARAMEL FILLING:

1 can sweetened condensed milk

CHOCOLATE TOPPING:

8 ounces  semi-sweet chocolate cut into pieces

1 teaspoon unsalted butter

Preheat oven to 350*and place rack in center of oven. Spray a 9x9 pan with cooking spray.

Shortbread
- In the bowl of your electric mixer, or with a hand mixer, beat the butter and sugar until light and fluffy.  
-Beat in the vanilla extract.  
-Add the flour and salt and beat until the dough just comes together.  
-Press onto the bottom of your greased pan and bake for about 20 minutes, or until pale golden in color. 
-Remove from oven and cool while you make the filling.

Caramel filling  
-Pour the entire can of sweetened condensed milk in a heatproof bowl and place over a pan of simmering water. 
-Cook for 60 minutes over low heat stirring occasionally. When the milk has thickened and turned a caramel color remove from heat stirring until smooth. 
-Pour over shortbread and put in refrigerator to set.

Chocolate topping
-Melt chocolate and butter in a heatproof bowl over simmering water.
-Pour over caramel filling and let set

Cut with a sharp knife 

Store the shortbread in the refrigerator.