Cod and Shrimp with Feta Cheese

1 can peeled tomatoes
1 tablespoon cornstarch
1 tablespoon vegetable oil
2 teaspoons dry mustard
1 teaspoon sugar
1/2 teaspoon salt
1/2 teaspoon pepper
1 teaspoon basil
1-1 1/2 lbs cod fillets
5 oz peeled and deveined shrimp
1/4 lb feta cheese

Pour off 1/4 cup tomato juice and combine with cornstarch. Mix remaining tomatoes and spices in skillet, cooking 2-3 minutes while breaking tomatoes into small pieces. Add cod fillets and simmer for 8-10 minutes. Add reserved juice and cornstarch and simmer 1-2 minutes. Add the shrimp and cook until pink. Serve on rice, sprinkled with feta crumbs.