Nut Kifle
["1/2 lb. sweet butter", "1 1/2 c. flour", "pinch of salt", "2 Tbsp. sour cream", "3 egg yolks"]
["Take flour, butter and salt and mix well together.", "Then add egg yolks and sour cream.", "Form into small ball and refrigerate overnight.", "Roll out thin and fill with", "nuts or prune jelly. Fold in half and seal edges with fork teeth.", "Brush egg white on top.", "Bake at 300\u00b0 for 15 minutes."]
["sweet butter", "flour", "salt", "sour cream", "egg yolks"]