Robin's Tuna Casserole

14 - 15 oz tuna (3 small cans) 16 oz noodles 2 cans cream of chicken soup 16 oz sour cream 1 tsp salt 1 tsp onion powder 1 to 1 1/2 c shredded cheese Optional: 1 small package of frozen peas or some steamed broccoli can be added to sneak some veggies in Cook noodles and drain. Mix together the tuna, cream of chicken soup, sour cream, salt, and onion powder in a large bowl and then add the noodles and optional veggies. Pour into a large casserole dish and top with the cheese. Cook for 20 min at 350