Best Chicken Salad

Name: Best Chicken Salad
Prep time: 10 min
Total time: 10 min
Cuisine: American
Ingredients: 2 lb. boneless, skinless chicken breasts (3 to 4); 6 c. low-sodium chicken broth or water; 2 tbsp. seasoned salt (such as Lawry’s) or kosher salt, divided; 1/3 c. full-fat Greek yogurt; 1/3 c. mayonnaise; 2 tbsp. chopped fresh parsley; 1 tbsp. plus 1 1/2 tsp. chopped fresh dill; 1 tbsp. grainy or smooth Dijon mustard; 1/2 tsp. finely grated lemon zest; 2 tbsp. fresh lemon juice; 2 stalks celery, chopped; 1 small red onion, chopped; 1/4 c. chopped dill pickles (about 2 spears); 3/4 tsp. freshly ground black pepper