1 c. butter, softened to room temperature
1 c. brown sugar
1 egg yolk
2 tsp. vanilla
2 c. flour
6 milk chocolate bars, (1.65 oz. each)
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 or until crust is golden brown. Remove from oven, arrange chocolate bars, let stand for 5 minutes, then spread evenly. Sprinkle with nuts and cool. Yield: 40 squares.