Delicious Italian Stuffed Mussels topped with crispy breadcrumbs, lemon, parsley and garlic. This simple, flavour-packed recipe makes a wonderful appetizer or antipasto and is especially nice for holiday gatherings like Christmas Eve.
These stuffed mussels are a classic from Molise in southern Italy. They’re quick to prepare and full of bright flavour from garlic, lemon and fresh parsley. The recipe uses a little Pecorino in the breadcrumb mix — a southern-Italian touch that works beautifully with seafood.
Unlike the familiar bowl of steamed mussels with crusty bread, these gratinated mussels offer a different presentation and make an elegant finger food for guests. The breadcrumb mixture is versatile — try it on baked fish fillets or scattered over pasta for extra texture and flavour.
Scroll for the full printable recipe with ingredient notes, step-by-step photos and tips. See the recipe card near the bottom for measurements and instructions.
Table of Contents
- Ingredients
- Visual walk-through of the recipe
- Recipe Tips
- More Italian fish and seafood recipes
- Full Recipe
Ingredients
Ingredient notes and substitutions
- Fresh mussels – Use the freshest mussels you can find; a local fishmonger is ideal.
- Breadcrumbs –Make your own or use fine Italian pangrattato or unseasoned panko. Avoid pre-seasoned crumbs so you can control the flavour.
- Fresh parsley –Flat-leaf parsley gives the best flavour and texture.
- Pecorino Romano –Parmigiano Reggiano can be used as an alternative.
- Garlic, lemon and chilli flakes –Garlic and lemon add brightness while a pinch of chilli flakes gives a subtle kick; omit or reduce the chilli if you prefer no heat.
Visual walk-through of the recipe
Clean and prep your mussels first
- Scrub mussels under cold running water and remove any beards. Rinse thoroughly to remove sand or grit.
- Discard damaged or cracked shells during cleaning.
- If a mussel stays open after cleaning, tap it sharply — if it doesn’t close, discard it as it’s not safe to eat.
- Make the stuffing – Mix breadcrumbs, Pecorino, chilli flakes, finely chopped parsley and crushed garlic in a bowl until evenly combined.
- Combine wet ingredients – Whisk olive oil, lemon juice and a pinch of salt, then pour into the breadcrumb mix and stir until well incorporated.
- Cook the mussels – Heat a large pot until very hot (do not add liquid or oil), add the mussels and cover. Steam for about 3–4 minutes until most shells open, shaking the pot occasionally.
- Drain and prep – Drain cooked mussels in a colander. When cool enough to handle, remove the top shell from each mussel, keeping the mussel meat on the bottom shell, and place them on a tray. Spoon roughly 1 teaspoon of the breadcrumb mixture into each mussel, adjusting amount to shell size.
- Bake – Arrange all stuffed mussels on a baking tray and bake at 200°C (400°F) for 10–12 minutes until the crumbs are golden and crisp. Let rest 3–5 minutes, then serve warm.
Recipe Tips
- Closed mussels – Discard any mussels that remain closed after cooking; do not force them open.
- Taste the crumbs –Adjust seasoning before baking. The lemon is bright before cooking but mellows during baking, so season accordingly.
- Other uses for the crumb mix – This mixture is excellent on fish fillets (salmon, white fish) or sprinkled over pasta for added texture and flavour.
Stuffed mussels are best served warm immediately. Once completely cold, they can remain at room temperature for up to 1 hour before refrigerating. Stored in the fridge, eat within 24 hours.
More Italian fish and seafood recipes
Fish & Seafood
Friulian Scallops Gratin (Capesante Gratinate)
Pasta
Linguine alle Vongole (Pasta with Clams)
Fresh Pasta
Lobster Ravioli with Vodka Cream Sauce
Pasta
Shrimp Linguine with Burst Tomatoes & Parsley
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Step By Step Photos Above
Most recipes include step-by-step photos and helpful tips to make the dish successfully the first time.
Italian Stuffed Mussels
By Emily
Equipment
- Baking tray
Ingredients
- 2 lbs (900g) fresh mussels, washed and cleaned
- 80 g (3/4 cup) fine breadcrumbs
- 3 tablespoons (12g) fresh flat-leaf parsley, finely chopped
- 2 tablespoons (20g) Pecorino Romano (or Parmigiano Reggiano)
- 1 garlic clove, crushed
- 1 pinch chilli flakes
- 3 tablespoons olive oil
- Juice of 1/2 lemon
- Salt, to taste
Instructions
To clean the mussels
- Scrub mussels under cold running water and remove any beards. Rinse to remove sand or debris and discard any broken shells.
- If any mussels stay open after cleaning, tap them; if they do not close, discard them as unsafe to eat.
Make the breadcrumb mixture
- Finely chop parsley and crush the garlic. In a bowl combine parsley, garlic, breadcrumbs, chilli flakes and Pecorino Romano.
- Whisk lemon juice, olive oil and a pinch of salt in a separate bowl, then mix into the breadcrumbs until combined. Set aside.
Cook and bake
- Preheat oven to 200°C (400°F).
- Heat a large pot until hot, add mussels (no added liquid), cover and steam for a few minutes until they open. Shake the pot occasionally.
- Drain mussels, allow to cool slightly, then remove top shells leaving mussels on the bottom shells. Arrange on a baking tray.
- Top each mussel with the breadcrumb mixture, packing lightly into the shell.
- Bake 10–12 minutes until crumbs are golden and crispy. Remove and serve warm.
Notes
- Discarding mussels – If a mussel remains open after cleaning or cooking and does not close when tapped, discard it; do not force it open.
- Taste the crumbs –Adjust seasoning before baking. Lemon sharpness mellows during cooking.
- Other uses – The breadcrumb mix works well on baked fish or sprinkled over pasta for extra crunch.
- Storage –Serve warm. Once cold, keep at room temperature for up to 1 hour, then refrigerate and eat within 24 hours.
- Serving suggestion –Serve on a platter with lemon wedges and a sprinkle of fresh parsley.
Helpful Info for All Recipes
- I use extra virgin olive oil unless otherwise stated.
- All vegetables referred to are medium-sized unless noted.
- Recipes are tested using a fan (convection) oven.
- Nutrition values are estimates and should be used as approximations.
Nutrition
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Carbohydrates: 13 g
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Protein: 12 g
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Fat: 10 g
Nutrition information is automatically calculated and should be used as an approximation.
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