Mushroom Polonaise
["1/2 c. butter, melted", "1 1/2 lb. mushrooms, sliced", "1 onion, minced", "2 Tbsp. flour", "1 c. sour cream", "1/4 c. heavy cream", "salt and pepper to taste", "1/4 tsp. nutmeg (optional)", "2 Tbsp. chopped parsley", "1/4 c. buttered bread crumbs"]
["Put in loaf pan and bake at 325\u00b0 for 35 minutes."]
["butter", "mushrooms", "onion", "flour", "sour cream", "heavy cream", "salt", "nutmeg", "parsley", "buttered bread crumbs"]