1 1/2 cups shredded deli rotisserie chicken (from 2-lb chicken)
1/4 cup finely chopped celery
2 tablespoons sliced green onions (2 medium)
1/2 cup creamy Italian garlic dressing (from 12-oz jar)
2 tablespoons chopped fresh Italian (flat-leaf) parsley
1 tablespoon chopped fresh tarragon leaves
24 crostini toasts
Fresh Italian (flat-leaf) parsley leaves, if desired

In large bowl, mix chicken, celery and onions. In blender, place dressing, chopped parsley and the tarragon. Cover; blend on low speed 10 seconds. Blend on high speed 20 to 30 seconds or until smooth. Gently stir dressing into chicken mixture. Cover; refrigerate until serving time. Top each toast with 1 tablespoon chicken mixture. Garnish with parsley leaves.