Boil whole chicken (cover with water and add 1 tsp. celery salt and 1 tsp. onion salt for 1-1 1/2 hours. Debone. (Or use boneless chicken breast boiled for 20 min.) Steam broccoli in a small amount of water. Stir soup, Miracle Whip, and lemon juice. Place chicken chunks and broccoli in a 9 x 13 in. casserole dish. Cover with soup mixture then sprinkle with grated cheese and bread crumbs to taste. Bake at 375 for 40 min.