You’ll Need:1? tablespoons butter 1/3 cup finely chopped celery 1 teaspoon finely chopped onion ? teaspoon salt 2 tablespoons corn-starch Few grains paprika 1 cup chicken stock 1 cup cold cooked chicken, cut in small cubes 1 teaspoon lemon juice Yolk 1 eggDirections : To prepare this Chicken Hollandaise Recipe,