Mortal Sins from Lisa Kirkland dishes as eaten around the world Holiday Dessert bake-off Christmas Special recipe. Best Misc dessert 2010 recipe. 

Ingredients 

2 cups peanut butter

1 stick butter

1 package crushed graham crackers

3 cups confectioners sugar

Topping

2 c chocolate chips

1 stick butter

Method 

Melt together 2 cups peanut butter and 1 stick of butter. 

Mix together with one package graham crackers crushed and 3 cups confectioners sugar. 

Pat and smooth inot a 9X13 pan. Melt together 2 cups chocolate chips and 1 stick of butter slowly. 

Pour topping over warm base. let cool and cut into bars.