Mediterranean Baked Fish

Category: Family Dinner Ideas

This Mediterranean-inspired dish features tender white fish fillets baked on a bed of colorful vegetables including red onion, bell peppers, and cherry tomatoes. Enhanced with Kalamata olives, capers, and fresh lemon, the dish is seasoned with oregano and paprika for authentic Mediterranean flavor. Simply layer the vegetables, place the fish on top, and bake until everything is perfectly tender. It's naturally gluten-free, dairy-free, and pairs wonderfully with rice, couscous, or crusty bread.

Fatiha
By Fatiha Fatiha
Last updated Sun, 03 Aug 2025 22:53:56 GMT
A pan of fish with tomatoes, onions, olives, and capers. Pin
A pan of fish with tomatoes, onions, olives, and capers. | zestplate.com

This Mediterranean baked fish transforms simple ingredients into a flavor-packed meal that brings sunshine to your table any day of the week. The colorful bed of vegetables creates a natural sauce as everything bakes together, infusing the delicate fish with bright Mediterranean flavors.

I first made this dish after returning from a trip to Greece where I fell in love with their simple yet flavorful seafood preparations. Now it's become my go-to impressive yet effortless dinner when hosting friends who always ask for the recipe before leaving.

Ingredients

  • White fish fillets like cod or halibut which offer a mild flavor that pairs perfectly with the bold Mediterranean ingredients
  • Olive oil use a good quality extra virgin for authentic Mediterranean flavor
  • Red onion adds a sweet purple accent and mellows beautifully when baked
  • Garlic cloves fresh minced garlic provides essential aromatic base
  • Bell peppers both red and yellow for sweetness and vibrant color
  • Cherry tomatoes these burst during baking creating little pockets of jammy goodness
  • Kalamata olives their deep briny flavor adds authentic Mediterranean character
  • Capers optional but highly recommended for bright pops of salty flavor
  • Fresh lemon both juice and zest brighten the entire dish
  • Dried oregano the quintessential Mediterranean herb that stands up well to baking
  • Paprika adds subtle warmth and beautiful color
  • Fresh parsley brings a final pop of color and fresh flavor

How To Make Mediterranean Baked Fish

Preheat and Prep
Heat your oven to 400°F and lightly oil your baking dish. This temperature creates the perfect environment for the vegetables to soften while the fish cooks through without drying out. A shallow ceramic or glass dish works beautifully here.
Create the Vegetable Base
Combine all vegetables sliced onions bell peppers tomatoes garlic olives and capers in a bowl. Toss with olive oil oregano paprika salt and pepper until everything glistens. This colorful mixture becomes your flavor foundation infusing the fish from below as everything bakes.
Layer the Fish
Spread your seasoned vegetables across the bottom of your prepared baking dish creating an even bed. Place the fish fillets on top positioning them skin side down if they have skin. This ensures the flesh absorbs all the wonderful flavors from the vegetables below.
Season the Top
Squeeze fresh lemon juice over the fillets and sprinkle with lemon zest. Add a final touch of salt pepper and oregano directly onto the fish. The acid from the lemon not only flavors but helps tenderize the fish as it bakes.
Bake to Perfection
Slide your dish into the preheated oven and bake uncovered for 20 to 25 minutes. You will know your fish is done when it turns opaque and flakes easily with gentle pressure from a fork. The vegetables should be tender with slightly caramelized edges.
Finish with Fresh Elements
Remove from the oven and immediately sprinkle with fresh chopped parsley. Serve with additional lemon wedges for squeezing at the table. This final fresh touch balances the richness that develops during baking.

The capers might seem like a small addition but they're actually my secret weapon in this dish. These tiny flavor bombs release their briny goodness throughout the vegetables creating little bursts of brightness in every bite. My Mediterranean grandmother taught me that the smallest ingredients often make the biggest difference in flavor.

A dish of Mediterranean baked fish.
A dish of Mediterranean baked fish. | zestplate.com

Perfect Wine Pairings

This Mediterranean fish dish sings when paired with the right wine. A crisp Albariño from Spain or a Greek Assyrtiko offers minerality that complements the briny olives and capers. For red wine lovers a light Pinot Noir works surprisingly well with this preparation thanks to its bright acidity and gentle tannins. The vegetable medley makes this fish dish substantial enough to stand up to a light red unlike many seafood recipes.

Make It Your Own

The beauty of Mediterranean cuisine lies in its flexibility. Feel free to swap in whatever vegetables look best at your market. Zucchini eggplant fennel or artichoke hearts all work beautifully in this dish. For a heartier version add white beans or chickpeas to the vegetable mixture. If you prefer a different fish variety salmon works wonderfully though it will require a slightly longer cooking time due to its density.

Serving Suggestions

While this dish is complete on its own consider serving it with simple sides that soak up the flavorful juices. Crusty bread is traditional or try it over couscous quinoa or orzo pasta. A simple green salad dressed with olive oil and lemon juice completes the meal perfectly. For an authentic Mediterranean feast start with a small plate of olives and feta before serving this vibrant main course.

A dish of Mediterranean baked fish with tomatoes, olives, and herbs.
A dish of Mediterranean baked fish with tomatoes, olives, and herbs. | zestplate.com

Recipe FAQs

→ What type of fish works best for this Mediterranean dish?

Any firm white fish fillets work beautifully in this dish. Cod, halibut, and tilapia are excellent choices, but you could also use sea bass, haddock, or snapper depending on availability and preference. Look for fillets that are about 1-inch thick for the best results and even cooking.

→ Can I prepare any components ahead of time?

Yes! You can slice all the vegetables up to a day in advance and store them in an airtight container in the refrigerator. You can also prepare the herb and spice mixture. When ready to cook, simply assemble and bake. This makes weeknight preparation much faster.

→ How do I know when the fish is properly cooked?

The fish is done when it turns opaque and flakes easily when tested with a fork. Depending on the thickness of your fillets, this typically takes 20-25 minutes at 400°F (200°C). For precise doneness, the internal temperature should reach 145°F (63°C).

→ What sides pair well with Mediterranean baked fish?

This versatile main dish pairs beautifully with many sides. Try serving it with fluffy couscous, quinoa, or rice to absorb the flavorful juices. Roasted potatoes, a simple green salad, or warm crusty bread also make excellent accompaniments. For a lower-carb option, consider cauliflower rice or additional roasted vegetables.

→ Can I make this dish without olives or capers?

Absolutely! While olives and capers add traditional Mediterranean flavor and saltiness, you can omit them if you prefer. You might want to add a bit more salt or perhaps some crumbled feta cheese (if you're not keeping it dairy-free) to compensate for the flavor difference.

→ How can I store and reheat leftovers?

Store leftovers in an airtight container in the refrigerator for up to 2 days. For best results when reheating, cover with foil and warm in a 325°F (165°C) oven until just heated through, about 10-15 minutes. Avoid microwaving if possible, as it can make the fish rubbery.

Mediterranean Baked Fish

Flaky white fish baked with colorful vegetables, olives, and Mediterranean herbs for a quick and nourishing one-pan dinner.

Preparation Time
15 min
Cooking Time
25 min
Total Duration
40 min
By Fatiha: Fatiha

Category: Main Dishes

Skill Level: Easy

Cuisine: Mediterranean

Output: 4 Servings (4 fish fillets)

Dietary Preferences: Low-Carb, Gluten-Free, Dairy-Free

Ingredients

→ Fish

01 1.5 lbs white fish fillets (cod, halibut, or tilapia)

→ Aromatics

02 1 medium red onion, sliced
03 3 garlic cloves, minced
04 1 red bell pepper, sliced
05 1 yellow bell pepper, sliced
06 1 cup cherry tomatoes, halved
07 1/3 cup pitted Kalamata olives, halved
08 1 tablespoon capers (optional)

→ Seasonings

09 2 tablespoons olive oil
10 Juice of 1 lemon
11 Zest of 1 lemon
12 1 teaspoon dried oregano
13 1/2 teaspoon paprika
14 Salt and pepper to taste

→ Garnish

15 Fresh parsley, chopped
16 Lemon wedges, for serving

Directions

Step 01

Preheat oven to 400°F (200°C). Lightly grease a baking dish with olive oil to prevent sticking and enhance flavor.

Step 02

In a large bowl, combine sliced onions, bell peppers, cherry tomatoes, minced garlic, olives, and capers. Drizzle with olive oil and season with oregano, paprika, salt, and pepper. Toss until evenly coated.

Step 03

Spread the vegetable mixture evenly across the bottom of the prepared baking dish. Place fish fillets on top of vegetables, skin side down if applicable.

Step 04

Squeeze fresh lemon juice over the fillets and sprinkle with lemon zest. Add a final touch of salt, pepper, and oregano to taste.

Step 05

Bake uncovered for 20-25 minutes, until fish is opaque and flakes easily with a fork. Vegetables should be tender and slightly caramelized around the edges.

Step 06

Remove from oven, garnish with chopped fresh parsley, and serve with lemon wedges. Pairs well with rice, roasted potatoes, or crusty bread.

Notes

  1. This dish is naturally gluten-free and dairy-free. Customize with seasonal vegetables for variation. For a heartier meal, serve over couscous or quinoa.

Required Equipment

  • Baking dish
  • Large mixing bowl

Allergen Information

Review each component for possible allergens and consult a health professional when concerned.
  • Fish

Nutritional Information (per serving)

These figures serve as estimates and are not a substitute for medical advice.
  • Calories: 280
  • Fat: 12.5 g
  • Carbohydrates: 8.5 g
  • Protein: 35 g