Toffee Bars

Directions

1. 1
   Cream together margarine and sugar.
2. 2
   Add flour, egg yolk and vanilla, beating well.
3. 3
   Spread evenly in greased 15 1/2 x 10 1/2 x 1-inch jelly roll pan.
4. 4
   Brush top with egg white.
5. 5
   Sprinkle with walnuts.
6. 6
   Bake at 275° for 1 hour and 25 minutes or until golden brown.
7. 7
   Remove from oven.
8. 8
   Cut into bars immediately and cool on wire rack.
9. 9
   Store, tightly covered, at least 3 days before serving.
10. 10
    Makes approximately 4 dozen.