Beat butter at
medium speed with an electric mixer until creamy. Gradually add powdered sugar,
beating well. Combine flour and salt. Add to butter mixture, beating at low
speed until blended. Stir in pecans, vanilla and ice water. Shape dough into
candy cane shapes. Place on ungreased baking sheets. Bake at 350 degrees for
12 to 15 minutes or until browned. Dust with powdered sugar when cool. Store
in airtight container for up to 2 weeks or freeze for up to 2 months.