Toffee Bars

Directions

1. 1
   Heat oven to 350°.
2. 2
   Mix brown sugar, margarine, vanilla and egg yolk until smooth.
3. 3
   Sift flour and salt together.
4. 4
   Stir into sugar mixture.
5. 5
   Press into a greased 13 x 9 x 2-inch pan.
6. 6
   Bake until very light brown, 25 to 30 minutes.
7. 7
   (Note:
8. 8
   The crust will be soft.)
9. 9
   Immediately place pieces of chocolate evenly over crust; when it becomes
10. 10
    soft, spread it evenly over top.
11. 11
    Sprinkle the nuts on top.
12. 12
    Cut into bars while still warm.