Chicken and Rice Casserole

1/2 cup chopped onions

1/4 cup butter

2 cups chicken, cooked and diced

1 1/2 – 2 cups uncooked rice

1 1/2 tsp. Salt

2 cans cream of mushroom or chicken soup

2 cups milk

2 cups chicken broth or water

Lightly brown onions in butter. Mix all ingredients together. Put into a 9×13 pan.  Bake at 350 degrees for 2 hours stirring after one hour. Also perfect for a crockpot. Put on high for 2-3 hours.