Add the chicken, onion, celery, salt, pepper and milk. Separate crescent dough into four rectangles. Firmly press perforations to seal. Pull 4 corners of dough to center of chicken mixture and twist firmly. Pinch edges to seal.
Place sandwiches on an ungreased cookie sheet.
Brush tops of sandwiches with 1 tablespoon of melted butter. Bake for 25 to 30 minutes or until golden brown. Makes 4 sandwiches. All rights reserved.