Toffee Bars

Directions

1. 1
   Heat oven to 350°.
2. 2
   Mix brown sugar, margarine, vanilla and egg yolk.
3. 3
   Stir in flour and salt.
4. 4
   Press in greased rectangular pan (13 x 9 x 2-inch).
5. 5
   Bake until very light brown, 25 to 30 minutes.
6. 6
   Crust will be soft.
7. 7
   Immediately place chocolate chips on crust.
8. 8
   Put back in oven until melted.
9. 9
   Spread evenly. Sprinkle with nuts; cut into bars while warm.
10. 10
    Yields 32 (2 x 1 1/2-inch) bars.