Frankenstein Stew

1 onion, diced
1/4 cup oleo
1 can creamed style corn
2 can potatoes, drained and diced
1 can tuna fish, flaked
3 cups milk
1 teaspoon seasoned salt
1/2 teaspoon salt
1/4 teaspoon pepper

Saute onion in oleo in a large saucepan. Add rest of ingredients. Cover and simmer until well heated. Serve with bread or rolls for dunking. Reheats easily in the microwave.