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Seafood · Campania

Cozze alla Marinara – Authentic Italian Mussels

Cozze alla Marinara is a beloved staple of Southern Italian coastal cooking, born in the trattorias and harbour-side kitchens of Naples and the Campanian coast. Fresh mussels are steamed open directly in a vibrant sauce of San Marzano tomatoes, white wine, garlic and fresh parsley — nothing more, nothing less. Served with thick slices of toasted bread for the essential scarpetta, this dish delivers the full flavour of the Mediterranean in under 30 minutes.

15Prep (min)
15Cook (min)
30Total (min)
4Serves
EasyDifficulty
Cozze alla Marinara – Authentic Italian Mussels

Ingredients

  • 1 kg (2.2 lb) fresh mussels, scrubbed and debearded
  • 200 g (7 oz) San Marzano or good-quality crushed tomatoes
  • 3 cloves garlic, thinly sliced
  • 100 ml (⅓ cup + 1 tbsp) dry white wine
  • 4 tbsp extra-virgin olive oil
  • 1 small red chilli (peperoncino), finely sliced (optional)
  • 1 large bunch fresh flat-leaf parsley, roughly chopped
  • 4 thick slices of crusty bread, for toasting
  • Fine sea salt, to taste

Method

  1. Scrub the mussels thoroughly under cold running water, pulling away the beards. Discard any mussels that are open and do not close when tapped sharply on the counter.
  2. Heat the extra-virgin olive oil in a large, wide pan or pot over medium-high heat. Add the sliced garlic and chilli (if using) and sauté for 1–2 minutes until the garlic is golden and fragrant — do not let it burn.
  3. Pour in the white wine and let it bubble vigorously for 1 minute to cook off the alcohol.
  4. Add the crushed tomatoes, stir to combine with the garlic and wine, and simmer for 5 minutes over medium heat until the sauce begins to thicken slightly.
  5. Add all the cleaned mussels to the pan in a single layer (as much as possible). Cover with a tight-fitting lid and cook over high heat for 4–5 minutes, shaking the pan occasionally, until all the mussels have opened.
  6. Remove the lid and discard any mussels that have not opened. Taste the sauce and adjust salt if needed — mussels release their own brine, so add salt carefully.
  7. Scatter the freshly chopped parsley generously over the mussels and give the pan one final toss.
  8. Toast the bread slices until golden and serve immediately alongside the mussels in deep bowls, with plenty of sauce for dipping.

Tips from the kitchen

💡 Always buy mussels from a trusted fishmonger on the day you plan to cook them. Freshness is everything — they should smell like clean sea water, not fishy.
💡 Do not add extra water: the mussels release plenty of liquid as they open, and the white wine provides all the steam needed. Keeping the lid on tight during cooking is the key to opening them evenly.
💡 For a richer sauce, once the mussels are cooked, remove them from the pan and reduce the tomato sauce for an extra 2–3 minutes over high heat before pouring it back over the mussels.

Frequently asked questions

Can I use canned whole tomatoes instead of crushed?

Absolutely. Drain a can of San Marzano whole peeled tomatoes and crush them by hand directly into the pan — this is actually the traditional approach and gives a slightly chunkier, more rustic sauce.

What white wine should I use for Cozze alla Marinara?

Use a dry, light Italian white wine such as Falanghina, Verdicchio or Pinot Grigio — anything you'd enjoy drinking. Avoid sweet or heavily oaked wines as they will alter the flavour of the sauce.

How do I know if a mussel is safe to eat before cooking?

Before cooking, tap any open mussel firmly on the counter or sink edge. If it closes within a few seconds, it is alive and safe. If it stays open, discard it. After cooking, discard any mussel that has remained closed, as it was dead before it went into the pan.