In a mixing bowl, cream butter, sugar and vanilla. Gradually add flour. Stir in pecans.
Shape rounded teaspoonfuls of dough into 2 1/2 inch logs and shape into crescents. Place 1 inch apart on an ungreased baking sheet
Bake at 325º for 20-22 minutes or until set and bottoms are lightly browned. Let stand for 2-3 minutes before removing to wire racks to cool.
Dust with powdered sugar before serving
Makes 6 dozenRecipe submitted by florentine on 7/4/00