Toffee Bars - cooking recipe

Ingredients

1/2 lb. oleo
2 c. flour
1 c. brown sugar
1 egg yolk
1 tsp. vanilla
6 oz. semi-sweet chocolate chips

Preparation

Cream oleo and sugar; add egg yolk, flour and vanilla.
Spread on 10 x 15-inch cookie sheet.
Bake at 350\u00b0 for 15 to 20 minutes, until light brown.
While warm, sprinkle chocolate chips on. Spread around to cover.
Add nuts on top if desired.