Shrimp Creole Over Fried Fish

Name: Shrimp Creole Over Fried Fish
Ingredients: 1 stick butter; 1 - 12 oz can tomato sauce; 1 - 8 oz can tomato paste; 1 large onion, chopped; 1 green bell pepper, chopped; 2 cloves garlic, diced; 2 lbs fresh Louisiana Gulf shrimp (or best available), peeled and deveined; **[2 ½ - 10.5 oz cans Cream of Shrimp soup]**; 10 large slabs of swai fish filets; 1 jar creole mustard; 2 cups flour; 2 cups cornmeal; 1 can Captain Coby’s Cajun Seasoning, season to taste (about 2 oz); **[Oil for frying]**; **[½ cup oyster sauce]**