Spinach Casserole 2 - cooking recipe

Ingredients

2 pkg. frozen chopped spinach
1/2 stick butter
1 large onion, finely chopped
1 c. cream of mushroom soup (undiluted)
2 stalks celery, chopped (optional)
crushed croutons

Preparation

Cook spinach until just tender.
Drain well.
While spinach is draining, saute onion in butter about 5 minutes.
Mix onion, soup, celery, spinach and a few whole croutons.
Put mixture in buttered casserole.
Top with crushed croutons.
Bake uncovered in 350\u00b0 oven for 30 minutes.