Baked Chicken and Artichoke Casserole

3 or 4 frozen or thawed, boneless and skinless chicken breasts ¼ teaspoon salt or to taste ¼ teaspoon ground black pepper or to taste 1 can (14 ounces)[...]

2 quarts low sodium chicken broth 2 teaspoons kosher salt 2 heads fennel , coarsely chopped (about 4 cups) 2 large yellow onions , quartered 1 (7 lb) roasting[...]

14 ounces penne 2 cups cooked boneless skinless chicken breasts, diced 14 ounces artichoke hearts , undrained 1/4 cup sun-dried tomato , drained, thinly[...]