Apricot Jam Bars
["2 sticks margarine/butter at room temperature", "2 c. all-purpose flour", "1 c. sugar", "1 egg yolk", "3/4 c. chopped nuts (pecans/walnuts)", "1 (10 oz.) jar apricot jam *"]
["*Any jam works well if you don't like apricot."]
["margarine", "flour", "sugar", "egg yolk", "nuts", "apricot"]