Ingredients 2 chicken breasts, halved, skinned and boned 3 stalks celery, chopped 1/2 small sweet onion, chopped 1/3 cup pecans, chopped 1 cup grapes, halved 1/2 cup mayonnaise 1 teaspoon fresh dill 1 teaspoon lemon juice 1 teaspoon brown sugar 1 teaspoon Kosher salt, or to taste 1/2...