Converted Rice Hot Dish

1 cup Uncle Ben's Converted Rice
1 cup beef broth
1 cup water
2 tablespoons butter
1 four ounce can mushrooms, drained
1/2 envelope onion soup mix, about 2 tablespoons

Mix all ingredients together. Bake covered at 350 for about 1 1/2 hours until all liquid is gone and rice is tender or cook in crock pot 3 to 4 hours on low.