1 c. butter (2 sticks) softened
1/2 c. sugar
1/2 c. brown sugar
2 egg yolks
1 tsp. vanilla
1 c. flour
1 1/4 c. quick oats
1 c. nuts, chopped
1 (12 oz.) semi-sweet chocolate morsels

Preheat oven to 350 degrees. In large bowl, combine butter and sugars, beat until creamy. Add egg yolks and vanilla; beat well. Slowly add flour, then oats and 1/2 cup nuts. Spread into lightly greased 15 1/2 x 10 1/2 x 1 inch pan. Bake 20 minutes. Sprinkle morsels over this cookie layer; let stand 5 minutes then spread evenly. Sprinkle with remaining nuts. Chill 10 minutes. Cut into 2 x 1 inch bars.