1 can mushroom soup
1/3 c. mayonnaise
1/2 lemon juice
4 chicken breasts, cooked, deboned, cut into pieces
1 bunch broccoli, cooked
1/2 to 1 lb. mushrooms, fresh, sliced
2 c. Cheddar cheese, shredded
Buttered bread crumbs

Combine soup, mayonnaise and lemon juice to make a sauce. Pour 1/3 of sauce in bottom of 13x9 inch pan. Layer broccoli, chicken and mushrooms. Cover with remaining sauce, Cheddar cheese and bread crumbs. Bake at 350 degrees for 30 to 40 minutes.