Grilled Mussels with Radish and Charred Scallion Vinaigrette
Prep
20 mins
Cook
12 mins
Servings
4
Difficulty
Medium
Here's a recipe I've been making constantly because it's so quick and impressive. Fresh mussels are incredible on the grill, getting this wonderful smoky flavor in just minutes, and they're packed with protein and B12. The charred scallion vinaigrette is where the magic happens, adding brightness and depth without any heavy cream or butter. What I love most is how simple this whole dish comes together in under half an hour, and mussels are genuinely affordable compared to other seafood. The peppery radishes provide a refreshing crunch that balances everything beautifully. This is the kind of meal that tastes like you spent hours cooking but really didn't.
Ella x
Ingredients
- 1 kgfresh mussels(cleaned and debearded)
- 8radishes(thinly sliced)
- 6scallions(white and green parts separated)
- 5 tablespoonsextra virgin olive oil
- 3 tablespoonsred wine vinegar
- 2 tablespoonsfresh lemon juice
- 1 teaspoondijon mustard
- 2 tablespoonsfresh dill(chopped)
- 1 teaspoonsea salt
- ½ teaspooncracked black pepper
- 2garlic cloves(minced)
- ¼ teaspooncrushed red pepper flakes
Detail level
Instructions
- 1
Preheat your grill to medium-high heat, about 450°F. Pat the cleaned mussels dry with paper towels and arrange them on a wire grill basket or directly on the grates.
Tip: Drying the mussels helps them cook evenly and prevents excess moisture from steaming them.
- 2
Grill the scallion whites for 2-3 minutes until lightly charred, then remove and set aside. Finely chop them once cooled.
Tip: The charring adds a subtle smoky sweetness that complements the briny mussels beautifully.
- 3
In a small bowl, whisk together the red wine vinegar, Dijon mustard, minced garlic, and fresh lemon juice. Slowly whisk in 4 tablespoons of olive oil until emulsified. Season with salt, pepper, and red pepper flakes.
Tip: Whisking slowly creates a stable vinaigrette that won't separate as quickly.
- 4
Stir the chopped charred scallion whites and fresh dill into the vinaigrette. Let it sit for 5 minutes to allow flavors to meld.
- 5
Toss the radish slices with the remaining 1 tablespoon of olive oil, a pinch of salt, and pepper. Set aside in a small bowl.
Tip: This keeps the radishes separate so they stay crisp and don't get soggy from the vinaigrette.
- 6
Place the mussels on the grill basket and cook for 8-10 minutes, stirring occasionally. The mussels are done when their shells open fully and the meat is opaque.
Tip: Discard any mussels that don't open after cooking, as they may not be safe to eat.
- 7
Transfer the opened mussels to a serving platter. Drizzle generously with the charred scallion vinaigrette.
- 8
Top each mussel with a small handful of the dressed radish slaw and garnish with fresh scallion greens sliced on the bias. Serve immediately while still warm.
Tip: The contrast of warm mussels with cool, crunchy radishes creates an exciting textural and temperature balance.
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