1 c. butter or Imperial butter
1 c. brown sugar, packed
2 c. flour
1 egg
1 tsp. vanilla
Lg. Hershey bar
1/2 c. chopped nuts

Grease and flour a 11x17 cookie sheet, bottom only. Mix together all ingredients. Spread on cookie sheet. Bake at 350 oven 22 to 25 minutes until edges are lightly brown. Remove from oven. Put on large Hershey bar to melt, spread. Sprinkle with chopped nuts.