Butter Cookies And Jelly
["3 c. flour", "3/4 lb. butter", "3 egg yolks", "1 c. sugar", "jelly"]
["Mix flour and butter in a bowl with hands.", "Add yolks and then sugar.", "Mix again and roll into small balls.", "Use finger for hole; add jelly.", "Bake at 375\u00b0 for 5 minutes on top rack and 5 minutes on bottom rack."]
["flour", "butter", "egg yolks", "sugar"]