Moms chicken and rice

1 can cream of chicken soup
½ can milk
sour cream
1 cup rice
thawed chicken breast

Preheat oven to 350. Spray 9x13 pan. Whisk soup, milk, and a couple spoonfuls of sour cream together in bowl. Stir in rice. Pour into greased pan and add chicken breasts. Cover pan with foil and bake for 45 minutes to an hour. Take cover off and bake another 20 minutes or until rice and chicken are fully cooked.