Corn Chowder Medley

1 cup chopped onion
2 T. butter
1 cup diced cooked potatoes
1 cup diced cooked ham or hot dogs
1 can creamed corn
1 can Cream of Mushroom
2 1/2 cups milk
3/4 tsp. salt
dash pepper

Cook onion in butter until tender. Add the rest and heat. Can substitute different kinds of soup and sausage for the meat.