This super easy swordfish recipe is ready in about 30 minutes and is so flavorful! You only need 5 simple ingredients for this easy baked swordfish recipe. Fresh swordfish is marinated in a balsamic vinegar and Italian seasoning marinade, then baked to perfection.
Swordfish is a meaty fish that makes a great option for your main dinner protein. It is a white fish with a firm steak-like texture, making it a filling dinner option. You can make swordfish in the airfryer like in Easy Airfryer Swordfish. You can also grill it like this Grilled Swordfish Tacos recipe.
This recipe for balsamic marinated swordfish bakes the swordfish in the oven. No matter which method you choose, swordfish is a delicious fish!
Jump to RecipeWhy this recipe works
- Swordfish has a mild flavor on its own, but this simple marinade adds extra flavor.
- This recipe is fast and simple, ready in under 30 minutes, making it great for weeknight dinners.
- The simple marinade can be adjusted to make different flavor combinations.
Expert Tips
- 15 minutes is all you need for this simple marinade!
- If you are using frozen swordfish, make sure to fully defrost it first for even cooking.
- If some of your swordfish fillets are uneven, thicker pieces will take longer to cook. It is better to have slightly thicker fillets to enhance the meaty texture.
- Use an instant-read thermometer for perfectly cooked swordfish. It should be cooked to an internal temperature of 145°F.
- Store leftovers in an airtight container in the refrigerator for 1-2 days. Fish is usually best served fresh.
Ingredients
Swordfish steaks - Fresh fish or frozen swordfish will work for this recipe. Be sure to get evenly sized steaks so they cook evenly.
Balsamic vinegar - Adds acidity and a hint of sweetness to the marinade.
Italian seasoning - Using a premade seasoning makes this recipe quick and easy!
Other variations - If you want to add more flavor to your fish, try garlic cloves or garlic powder, black pepper, fresh herbs, or some lemon zest and juice.
See the recipe card below for a full list of ingredients and measurements.
Equipment
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How to Bake Swordfish
Marinate
Cut swordfish into two even-sized filets and mix the marinade ingredients together in a bag or dish. Add swordfish steaks and make sure they are well coated in balsamic marinade. Marinate for at least 15 minutes.
Bake
Place fish on a baking sheet and bake for 15-20 minutes until they reach an internal temperature of 145°F. Total time for cooking swordfish depends on the thickness and size of the fillers.
Variations
Change up your marinade to make this baked swordfish with a different flavor combination.
- Use white balsamic vinegar with fresh rosemary or fresh thyme in the marinade.
- Add a little white wine into the baking dish with some halved cherry tomatoes to bake with the swordfish.
- Use fresh lemon juice in the marinade and add lemon slices on top of the swordfish when cooking to infuse more lemon flavor.
- Add in herbs like fresh parsley or rosemary that work well with the flavor of swordfish.
- Change up the simple seasonings for your favorite blend. Add in cayenne pepper or red pepper flakes for some heat.
What to Serve With Baked Swordfish
Add a side salad or some roasted vegetables to round out this dinner!
Frequently Asked Questions
What temperature does swordfish need to be cooked to?
Swordfish should be cooked to an internal temperature of 145°F according to the FDA (Source). You can easily check this with an instant read thermometer.
Can you eat the dark spots on swordfish?
Yes, the darker areas on a swordfish filet are totally normal and safe to eat.
More Delicious Fish Recipes
- Gluten Free Breaded Fish
- Gluten Free Fried Fish Tacos
- Panko Crusted Baked Cod
- Pan Seared Chilean Sea Bass with Herb Salsa Verde
- Seared Ahi Tuna Tacos & Cabbage-Carrot Slaw
- How to Cook Salmon without that White Stuff
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📖 Recipe
Easy Baked Swordfish Recipe with Balsamic Marinade
Equipment
- Zip top bag
- Meat thermometer
Ingredients
- 12-14 ounces swordfish steak
Balsamic Marinade
- 2 tablespoon extra virgin olive oil
- 2 tablespoon balsamic vinegar
- 1 teaspoon Italian seasoning
- ¼ teaspoon salt
Instructions
- Cut swordfish into two even-sized filets (if needed).
- Preheat the oven to 375°F and prepare a baking sheet with parchment paper or aluminum foil.
- While preheating, add all ingredients for the balsamic marinade to a zip top bag and place swordfish steaks inside. Leave to marinate on the counter for 15 minutes.
- Bake the swordfish in a preheated oven for 15-20 minutes, until steaks are cooked completely through and reach an internal temperature of 145°F.
Notes
- Use an instant-read thermometer for perfectly cooked swordfish. It should be cooked to an internal temperature of 145°F.
- Store leftovers in an airtight container in the refrigerator for 1-2 days. Fish is usually best served fresh.
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