Dinner Recipe - Italian Style Baked Haddock

Ingredients

• 1/4 cup (1/2 stick) butter
• 1 small onion, chopped
• 1 green bell pepper, chopped
• 1/4 teaspoon dried basil, crumbled
• 1 14 1/2-ounce can tomatoes, drained, chopped
• Salt and pepper
• 1 1/2 pounds haddock or lingcod fillets
• 2 cups grated mozzarella