SALMON AND MUSHROOM BAKE

Salmon and Mushroom Bake

1/2 cup yellow onion, chopped
1 cup celery, diced
1 cup fresh or canned sliced mushrooms
2 tablespoons butter
2 cups cooked, flaked salmon
1 pint sour cream
1 (10 3/4 ounce) can cream of mushroom soup
1 teaspoon garlic salt
1 teaspoon black pepper
1 teaspoon parsley

Topping
1 (8 ounce) package stuffing mix
1 cup chicken or vegetable broth
1/2 cup melted butter