Breast of Chicken on Rice

1 can (10 1/2oz) condensed cream of mushroom soup
1 soup can of milk
3/4 cup uncooked regular rice
1 can (4oz) mushroom stems & pieces
1 env dry onion soup mix
2 chicken breasts, split in half

Heat oven to 350*.  Blend soup and milk; reserve 1/2 cup of the mixture.  Stir together
remaining soup mixture, the rice, mushrooms (with liquid) and half of the onion soup mix.  Pour
into ungreased baking dish, 11 1/2x7 1/2x1 1/2 inches.  Arrange chicken breasts on rice
mixture.  Pour reserved soup mixture over chicken and sprinkle with remaining onion soup mix.
Cover; bake 1 hour.  Uncover; bake 15 minutes longer.