Toffee Bars - cooking recipe

Ingredients

1 c. butter or margarine
1 c. brown sugar
1 egg yolk
1 tsp. vanilla
1/4 tsp. salt
2 c. flour
1 c. chocolate chips
1/4 c. chopped nuts

Preparation

Cream first 5 ingredients together carefully.
Stir in flour. Pat mixture, which may be crumbly, into a greased large cookie pan.
Bake at 350\u00b0 for 15 to 20 minutes.
(Dough will appear soft, but will be done.)
While hot, sprinkle chocolate chips on top and spread over as they melt.
Sprinkle with chopped nuts (if desired).
Cut into bars or squares when cooled.