Cheesy Chicken Casserole - cooking recipe

Ingredients

1 (12 to 16 oz.) spaghetti, cooked
1 bell pepper
1 onion
1/2 c. butter
5 to 6 chicken breasts, cooked and chopped
2 cans cream of chicken soup
1 can Ro-Tel tomatoes

Preparation

Cook pepper, onion and butter in microwave for 2 to 3 minutes. Mix all together and pour into 9 x 13-inch pan.
Top with Velveeta cheese and cover.
Cook at 350\u00b0 for 30 minutes.