2 pkg. frozen, chopped spinach
1 onion, chopped fine
1 stick butter
1 tbsp. Worcestershire sauce
1 can cream of mushroom soup
Garlic salt
Parmesan cheese

Cook spinach according to the directions on the package. Drain very well. Saute onion and butter. Mix together in a casserole with Worcestershire sauce, cream of mushroom soup and garlic salt to taste. Sprinkle Parmesan cheese on top.