1/2 c. butter
2 tbsp. sugar
1 egg yolk
1 c. flour
1 tsp. vanilla
1 egg white, slightly beaten
1 c. chopped fine pecans

Mix butter, sugar, egg yolk and vanilla together. Add flour. Roll into balls about the size of a walnut. Roll balls in slightly beaten egg white and then roll in pecans. Place on cookie sheet. Make indention in center of each ball with finger. Bake at 350 degrees for 6 to 7 minutes. Remove from oven and push center down again. Return to oven until lightly browned; 3 to 4 minutes. Cool. May be filled with colored powdered sugar, frosted, or any jelly or jam.