-
1
Whisk together olive oil, garlic, parsley, mint, lemon juice, Aleppo pepper, and sea salt in a small bowl; let sit 5 minutes to allow flavours to meld.
-
2
Pat swordfish steaks dry with paper towels; season both sides with sea salt and black pepper.
-
3
Heat a cast-iron griddle or heavy-bottomed skillet over high heat until smoking slightly, 3–4 minutes.
-
4
Place swordfish steaks directly on hot surface; sear without moving 3 minutes until a golden crust forms, then flip and sear the other side 3 minutes (internal temperature 63°C for medium).
-
5
Transfer swordfish to a warm serving platter immediately; spoon salmoriglio sauce generously over each steak while still hot.
-
6
Serve immediately with lemon wedges and warm bread to soak up the sauce.