Easy Chicken Casserole Note: - try with corn flake crumbs, bread crumbs? Ingredients 8 cups cubed cooked chicken (** COOKED) 2 cans (10-1/2 ounces each) condensed cream of chicken soup, undiluted 1 cup sour cream 1 cup crushed Ritz crackers (about 25 crackers) 2 tablespoons butter, melted 1 teaspoon celery seed Optional: Fresh parsley and sweet red pepper rings Directions Preheat oven to 350°?. Combine chicken, soup and sour cream; spread into a greased 13x9-in. baking dish. Combine crumbs, butter and celery seed; sprinkle over chicken mixture. Bake, uncovered, until bubbly, 30-35 minutes. If desired, garnish with parsley and red pepper.