1 c. butter, softened
1 c. confectioner's sugar
1/2 tsp. vanilla
1 3/4 c. plain flour
1/2 c. chopped pecans

In medium bowl with mixer at medium speed, cream butter and 1/2 cup sugar until light and fluffy. Add vanilla and flour; continue beating until well mixed. Stir in nuts. Cover; chill dough for 1 hour.

Preheat oven to 350 degrees. Shape dough into 1 inch balls and place on ungreased cookie sheets. Bake for 15 minutes. Let stand on cookie sheet for 2 to 3 minutes before removing to wire rack. Roll in remaining confectioner's sugar. Cool completely on wire racks, then roll again in confectioner's sugar.