1 c. butter, softened to room temperature
1 c. brown sugar
1 egg yolk
1 tsp. vanilla
1 7/8 c. all-purpose flour
6 milk chocolate bars
1 c. chopped toasted almonds or pecans

In mixing bowl, cream together butter and brown sugar until light colored and fluffy. Add egg yolk and vanilla; gradually beat in flour until smooth and blended. Dough will be thick. Spread evenly on ungreased 16 x 14 x 1 inch baking pan. Bake at 350 degrees for 15 minutes.

Remove from heat. Arrange unwrapped chocolate bars evenly over surface of crust. Let stand for 5 minutes to soften. Spread chocolate evenly over crust, sprinkle with chopped nuts. Cool. Cut into squares. 40 squares.