1 c. butter
3/4 c. light brown sugar
1 egg yolks
2 1/4 c. flour

Cream butter and brown sugar. Add egg yolk, then stir in flour. Roll into balls and flatten with fork. Bake at 325 degrees for 10 minutes. Put together with filling.

FILLING:

2 tbsp. butter, browned
1 1/2 c. powdered sugar
1/2 tsp. vanilla
4 tsp. milk