Italian Beef Pie
["1 lb. hamburger", "1 (8 oz.) can mushrooms", "1 Tbsp. oil", "2 pkg. frozen spinach, cooked and drained", "1 c. sour cream", "1 can cream of celery soup", "1 tsp. garlic salt", "1/2 tsp. pepper", "5 tsp. minced onion", "1 (6 oz.) pkg. cheese"]
["Brown meat and mushrooms in oil.", "Spoon into 2-quart casserole dish.", "Stir in all other ingredients except cheese.", "Put cheese on top and bake 35 to 45 minutes at 350\u00b0."]
["hamburger", "mushrooms", "oil", "frozen spinach", "sour cream", "cream of celery soup", "garlic salt", "pepper", "onion", "cheese"]