Green Bean Casserole - cooking recipe

Ingredients

4 cans French-cut green beans
1 stick margarine
1 medium onion, chopped
1 can cream of mushroom soup
1 c. grated Cheddar cheese
Ritz cracker crumbs (1 1/2 stacks)
3/4 stick margarine, melted

Preparation

Pour cans of green beans into large saucepan and cook on high until all moisture is gone.
Put one stick margarine into small saucepan.
Add other ingredients (except cracker crumbs).
Pour into 9 x 13-inch casserole dish.
Sprinkle on crumbs.
Bake at 350\u00b0 for 30 minutes.