1 c. brown sugar
1 c. butter
1 egg yolk
1 tsp. vanilla
Salt
2 c. flour

Cream sugar and butter; add egg yolk, vanilla, salt and flour. Spread in a jelly roll pan at least 10x15 in size. Bake at 300 degrees for 10-15 minutes. While hot cover with chocolate chips. Spread them over top after they have softened; sprinkle 1/2 cup chopped nuts on top.