The cod fillets are cooked to perfection in a robust tomato sauce infused with garlic, oregano, and olive oil. The result is a flavorful, healthy dish that's as satisfying as it is easy to prepare.

Tip in the tinned tomatoes, stir through and simmer gently while you cook the cod. Put the cod on a square of baking paper, then add a drizzle of olive oil and some salt and pepper. Top with three ...