Easy Chicken Divan
["2 (10 oz.) pkg. frozen broccoli spears", "3 whole chicken breasts, cooked and boned", "1 (10 1/2 oz.) can cream of chicken soup", "1/2 c. sliced fresh mushrooms or 3/4 small can (optional)", "3/4 c. mayonnaise", "1 tsp. lemon juice", "1/2 can whole milk or to desired consistency", "2 oz. sharp process American or Monterey Jack cheese, shredded (1/2 c.)", "1 c. soft bread crumbs", "1 Tbsp. melted butter"]
["Cook broccoli slightly; drain.", "Arrange in greased 12 x 7 x 2-inch baking dish.", "Put broccoli on bottom and chicken on top. Combine soup, mayonnaise, lemon juice and milk.", "Stir until smooth and pour over chicken.", "Sprinkle with cheese.", "Top with crumbs combined with butter.", "Bake at 350\u00b0 for about 35 minutes.", "Yields 6 to 8 servings."]
["frozen broccoli spears", "chicken breasts", "cream of chicken soup", "mushrooms", "mayonnaise", "lemon juice", "milk", "cheese", "bread crumbs", "butter"]