Double-Cheese Chicken Casserole - cooking recipe

Ingredients

1 small onion, chopped
1 stalk celery, chopped
1 green bell pepper, chopped
8 oz. spaghetti
1 c. cubed American cheese
1 (10 oz.) can tomatoes with green chilies, chopped
1 (4 oz.) jar chopped pimientos
1 (10 oz.) can cream of mushroom soup
1 (4 oz.) can sliced mushrooms
2 c. chopped cooked chicken
1/2 c. shredded Cheddar cheese

Preparation

Bring a large pot of water to a boil over high heat. Add onion, celery and bell pepper. Boil until tender, about 10 minutes. Add pasta to pot. Cook until tender, about 10 minutes; drain.