Roasted Scrod with Tomato Relish

Ingredients

• 28 oz Canned plum tomatoes
• 2 tb Brown sugar
• 1/4 ts Coarsely ground black pepper
• 1/4 c Red wine vinegar
• 1/2 ts Salt
• 1 Scrod fillet
• 1 sm Onion; diced
• 1 tb Vegetable oil