Crockpot Spaghetti Soup

1 cup chopped bell pepper (green or red or mixture of both)

1/2 cup chopped onions

1/2 cup chopped celery

1 can (15 oz)kidney beans

1 can (15 oz)tomato sauce

1 can (29 oz)Stewed tomatoes with juice

1 sm can (4 oz) sliced mushrooms (Or can use fresh)

1 tsp Italian seasoning garlic powder (about a TBS)

1 cup of water

1/2 box (about 8 oz)thin spaghetti (uncooked) Parmesan Cheese