Mix flour and butter like pastry. Stir in egg yolks and cream; beat until smooth. Shape into 2 long rolls as for ice box cookies. Wrap in wax paper and chill in refrigerator.
1-1/2 lbs shelled pecans, chopped fine
1 lb confectioners sugar
6 egg whites, beaten stiff
lemon juice or almond extract (optional)
Fold sugar into beaten egg whites. add nuts and flavoring.
Cut pastry into 1/4" slices. cut these into 4 pieces. Roll each into a ball
and roll out paper thin on lightly floured board (about 4" in diameter). Put
1 tsp of filling in middle. Roll up like jelly roll and curve into a
crescent.
Bake about 20 minutes on ungreased cookie sheet. Sprinkle with powdered sugar and cool on racks.