Peanut Butter Choco Bars

1 cup melted butter
1 1/2 cups peanut butter
1 cup graham wafer crumbs
4 cups icing sugar
1 1/2 cups melted chocolate chips
1 tablespoon peanut butter

Base: Mix butter, peanut butter, graham wafer crumbs and icing sugar. Pack into 11" x 16" cookie pan.

Filling: Pour melted chocolate chips and peanut butter on top of base. Cut into tiny squares before cold. Put into fridge until firm.