Kifles

Directions

1. 1
   Combine sour cream and boiling water; mix well.
2. 2
   Stir in yeast. Let stand 3 minutes.
3. 3
   Stir until yeast is completely dissolved; set aside.
4. 4
   Place butter and 1/2 cup flour in small bowl.
5. 5
   Add sour cream mixture and beat 1 minute at low speed.
6. 6
   Add egg yolks and 1/4 cup of flour; beat at medium speed for 1 minute.
7. 7
   Stir in the remaining flour to make soft dough.
8. 8
   Turn onto floured surface; knead for 8 to 10 minutes.
9. 9
   Divide into 3 balls.
10. 10
    Wrap in wax paper.
11. 11
    Chill for 2 hours or up to 5 days.
12. 12
    When ready to shape, combine nuts, sugar and vanilla.
13. 13
    Fold in the whipped egg whites. On a dusted surface with confectioners sugar, roll each ball of dough into a 10-inch circle; cut each into 12 wedges.
14. 14
    Top wide edges with 1 teaspoon of filling.
15. 15
    Roll from wide edge.
16. 16
    Place on greased baking sheets, with points underneath.
17. 17
    Bake at 375° for approximately 20 minutes.
18. 18
    Cool on wire racks.