Garlic Herb Baked Mussels

Name: Garlic Herb Baked Mussels
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Yield: 4 servings
Cuisine: Mediterranean
Ingredients: 2 lbs (900 g) fresh mussels, cleaned, debearded, rinsed; 4 cloves (20 g) garlic cloves, minced; ¾ cup (180 ml) dry white wine; 4 tablespoons (57 g) unsalted butter, cold, cut into small cubes; ⅓ cup (12 g) fresh flat-leaf parsley, finely chopped, divided; 2½ tablespoons (8 g) fresh basil, finely chopped, divided; 1 whole lemon, zest finely grated, cut in half for juice; sea salt, to taste; black pepper, freshly ground, to taste; ¼ teaspoon (½ g) red pepper flakes (optional)

From the MyKitchenBank Kitchen

A Mediterranean-style appetizer of fresh mussels baked in a fragrant garlic, herb, and white wine butter sauce. The mussels steam open in the oven while the herbs infuse the cooking liquid, creating a rich broth perfect for soaking with crusty bread. Elegant enough for entertaining yet simple enough for a quick weeknight dinner.

Prep: 15 min
Cook: 15 min
Total: 30 min
Makes: 4 servings (about 8-10 mussels per person)

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Steps

Before you start

Clean and debeard mussels under cold running water, discarding any that are already open or have cracked shells
Preheat oven to 400°F (200°C)
Mince garlic and finely chop herbs while oven preheats
Have crusty bread ready to serve alongside

1
Preheat oven and arrange musselsOven 400°F / 205°C
- Preheat oven to 400°F (200°C).
- Arrange the cleaned mussels in a single layer in a 9×13-inch (23×33 cm) baking dish.
- The mussels should be tightly nestled but not overcrowded.
- Season lightly with a pinch of sea salt and black pepper.
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Tip: Don't open mussels before cooking—they'll stay fresher and cook more evenly in their shells.
2
Make garlic herb butter
- In a small bowl, combine the minced garlic, lemon zest, two-thirds of the chopped parsley (about 2½ tablespoons), and two-thirds of the chopped basil (about 1½ tablespoons).
- Add the cold butter cubes and stir with a fork until the butter is roughly broken up and the herbs and garlic are distributed throughout.
- Season with a small pinch of sea salt and black pepper, and add the red pepper flakes if using.
- The mixture doesn't need to be perfectly smooth—small butter pieces are fine.
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Ready when: Herbs and garlic evenly distributed in the butter mixture
Tip: Keep the butter cold so it distributes better and doesn't smear together. You want distinct pieces.
3
Add wine and herb butter
- Pour the dry white wine around the mussels (not directly over them if possible, to avoid washing away the seasoning).
- Using a small spoon, distribute the garlic herb butter mixture evenly over the mussels, tucking some pieces between shells where you can.
- Squeeze the juice from both lemon halves over the entire dish.
- Discard the spent lemon halves.
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Ready when: Wine and herb mixture evenly distributed
Tip: The butter will melt during baking and emulsify with the wine to create a silky sauce, so distribution matters for flavor.
4
Bake mussels until openOven 400°F / 205°C
- Transfer the baking dish to the preheated 400°F (200°C) oven.
- Bake for 12 to 18 minutes, until most of the mussels have opened.
- The wine will bubble and steam, and the butter will melt and begin to coat the mussels.
- After 18 minutes, if any mussels remain closed, give them another minute or two.
- Discard any mussels that do not open after a total of 20 minutes of baking.
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Ready when: All (or nearly all) mussels have opened; shells are not cracked.
Tip: Don't open the oven door frequently—let the steam do its work. Unopened mussels won't cook and shouldn't be eaten.
5
Finish with herbs and serve
- Remove the baking dish from the oven.
- Taste the broth at the bottom of the dish and adjust seasoning with additional sea salt and black pepper if needed.
- Scatter the remaining fresh parsley and basil over the mussels.
- Transfer the mussels and broth to a serving bowl or leave in the baking dish.
- Serve immediately with warm crusty bread for soaking up the aromatic sauce.
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Ready when: Mussels are plated and ready to eat
Tip: The broth is the best part—don't let your guests skip the crusty bread for dunking.

Good to know

Tips

Discard any mussels with cracked shells before cooking, and any that don't open during baking—these indicate the mussel is dead or dying.
For a crowd, this recipe doubles easily. Use a larger baking dish (such as a 10×14-inch or two 9×13-inch) and increase baking time by 2 to 3 minutes.
Choose a dry white wine you would drink: Sauvignon Blanc, Pinot Grigio, or Vermentino work beautifully and won't add harsh flavors.
If you want a richer sauce, whisk an additional 1 tablespoon cold butter into the pan broth right after removing it from the oven for a silkier finish.

Make ahead

The garlic herb butter can be made up to 4 hours ahead, wrapped tightly, and refrigerated. Mussels are best purchased fresh and cooked the same day; they can be cleaned and debearded up to 8 hours ahead and stored in the coldest part of the refrigerator in a damp cloth (not in a sealed container, which will kill them).

Storage & reheating

Serve immediately for the best texture and flavor. If there are leftovers, store them in an airtight container in the refrigerator for up to 1 day. Reheat gently in a 350°F (175°C) oven for 8 to 10 minutes until warmed through. Mussels do not freeze well and will lose texture when thawed.

Substitutions

fresh basil → Fresh oregano or thyme. Use 1 tablespoon fresh oregano or thyme (or 1 teaspoon dried) for a more robust Mediterranean flavor. Oregano is particularly good for mussels.
dry white wine → Dry vermouth or seafood broth. If you prefer not to use wine, use dry vermouth (⅔ cup / 160 ml) or seafood broth, which will give a slightly briny flavor.
unsalted butter, cold → Extra virgin olive oil. Use 3 tablespoons (45 ml) extra virgin olive oil for a lighter, Mediterranean-style version. The sauce will be less rich but still delicious.
lemon → Lime. Lime zest and juice will give a brighter, more tropical note. Use 1 whole lime and adjust the juice to taste.