Easy Chicken without tortillas tomatillos peas pimento cannellini pistachio dressing

1 tablespoon butter 1/2 medium onion , finely chopped 1 small green apple , peeled, cored and finely diced 1 garlic clove , finely chopped 1 tablespoon[...]

2 cups chicken broth 4 cups water 1 (14 1/2 ounce) can diced tomatoes 1/2 cup chopped celery 1 cup chopped carrot 1/2 small red onion (chopped) 1 bay leaf 1[...]