Savory Rice - cooking recipe

Ingredients

1 cup chopped onion
8 tablespoons unsalted butter
1 (10 3/4 ounce) can beef broth
1 (10 3/4 ounce) can condensed French onion soup
1 (4 1/2 ounce) can sliced mushrooms
1 cup uncooked white long-grain rice

Preparation

Heat butter in a small saute pan and cook onions until tender.
Place onions in an ungreased casserole dish and stir in other ingredients.
Bake at 350F for one hour or until done.