Asparagus Casserole - cooking recipe

Ingredients

1 can asparagus
1 c. grated cheese
1 c. cream of mushroom soup
1 onion, diced
bread crumbs
1/2 stick butter

Preparation

Mix 1 can of asparagus, grated cheese, cream of mushroom soup and diced onion.
Spread bread crumbs on top.
Pour melted butter over bread crumbs.
Bake at 400\u00b0 for 20 minutes.