Grandmom'S Christmas Cookies - cooking recipe

Ingredients

2 1/2 c. flour
1/2 lb. butter
1 egg, separated
3/4 c. sour cream
2 c. ground pecans
1 c. sugar
milk
confectioners sugar

Preparation

Measure into bowl the flour and butter
Cut butter into flour with fingertips.
Then add egg yolk, and sour cream.
Mix well and shape into ball.
Sprinkle with flour and knead until smooth. Chill dough for 20 minutes.
Prepare filling.