Rich Butterscotch Bars

Makes about 2 1/2 dozen.

1 (10-11 ounce) package butterscotch chips
1/2 cup butter (no substitutes)
2 cups Graham cracker crumbs
8 ounces cream cheese, softened
1 (14 ounce) can sweetened condensed milk
1 egg
1 teaspoon vanilla extract
1 cup walnuts

In double boiler, melt chips and butter, stirring constantly. Add cracker crumbs. Set aside 2/3 cup.

Press remaining crumb mixture into greased 9 x 13-inch baking pan.

In a small bowl, beat cream cheese until smooth. Add milk, egg and vanilla extract; mix well.
Stir in nuts. Pour over crust. Sprinkle reserved crumb mixture on top.

Bake at 325 degrees F for 30 to 35 minutes until wooden pick inserted near center comes out clean. Cool.