Tilapia in Roasted Pepper Sauce 

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How to make tilapia in roasted pepper sauce with sweet roasted red peppers, garlic, and flaky fish in just 30 minutes for an easy Mediterranean dinner.

sarah mae carter for recipes by clare
By Sarah Mae Carter
Updated on Fri, 19 Dec 2025 23:33:14 GMT

Tilapia in roasted pepper sauce brings the bright flavors of the Mediterranean right to your dinner table with minimal effort and maximum taste. This recipe transforms simple tilapia fillets into something special by pairing them with a vibrant sauce made from sweet roasted red bell peppers and garlic

I discovered this dish during a particularly hectic week when I needed something impressive but didn’t have hours to spend in the kitchen. The smoky-sweet pepper sauce paired with flaky fish became an instant hit with my family, especially my kids who normally turn their noses up at seafood. What I love most is how the roasting process brings out natural sweetness in the peppers, creating a sauce that tastes like you worked much harder than you actually did. Now it’s my go-to recipe when I want to serve something that looks restaurant-quality but comes together in about 30 minutes.

Simple Ingredients for Bold Mediterranean Flavor

I always reach for the freshest ingredients I can find for this tilapia in roasted pepper sauce because quality really shines through in simple recipes like this one. Here’s what you’ll need:

  • 4 tilapia fillets (about 6 oz each, fresh preferred)
  • 2 large red bell peppers (choose firm ones with smooth skin)
  • 3 garlic cloves (fresh, not jarred)
  • 2 tablespoons olive oil (extra virgin adds better flavor)
  • 2 tablespoons lemon juice (freshly squeezed)
  • Salt and pepper to taste

Pro tip: I recommend using fresh tilapia rather than frozen when possible. The texture stays firmer and the flavor is noticeably better. If using frozen, thaw completely in the refrigerator overnight and pat very dry before cooking.p cheese perfectly. Don’t skip this secret ingredient.

Tilapia in Roasted Pepper Sauce 

Easy Steps to Perfect Tilapia in Roasted Pepper Sauce

I prefer starting with the peppers first so they can roast while I prep the fish, making the whole process more efficient.

Step 1: Preheat your oven to 400°F (200°C). Remove stems and seeds from the red bell peppers, then slice them into quarters or thick strips. Toss with 1 tablespoon olive oil, salt, and pepper, and spread in a single layer on a baking sheet.

Step 2: Roast the peppers for 20 minutes until they’re softened and slightly charred at the edges. The charring adds smoky depth to your sauce. Let them cool for 5 minutes so they’re safe to handle.

Step 3: Transfer the roasted peppers (you can remove the skins if you prefer a smoother sauce, but I usually leave them on) to a blender along with garlic cloves and lemon juice. Blend until completely smooth, about 30-45 seconds.

Step 4: While peppers are cooling, heat the remaining 1 tablespoon olive oil in a large skillet over medium heat. Pat tilapia fillets completely dry with paper towels and season both sides with salt and pepper.

Step 5: Cook the tilapia for 3-4 minutes per side until golden brown on the outside and the fish flakes easily with a fork. The internal temperature should reach 145°F. Don’t move the fish too much while cooking or it may break apart.

Step 6: Pour the roasted pepper sauce over the cooked tilapia and let it simmer together for 1-2 minutes. This allows the flavors to meld and ensures the sauce is heated through.

Common mistake to avoid: Don’t overcook the fish! Tilapia cooks quickly and becomes dry if left too long. It’s done when it turns opaque and flakes easily.

Perfect Pairings for This Mediterranean Dish

This tilapia in roasted pepper sauce pairs beautifully with sides that complement its bright, smoky flavors.

Fluffy white rice: The sauce is perfect for spooning over rice, which soaks up every bit of that vibrant pepper flavor while adding substance to the meal.

Simple green salad: A crisp salad with lemon vinaigrette cuts through the richness and adds freshness, making it ideal for lighter dinners.

Roasted vegetables: Try roasted asparagus or zucchini for a complete Mediterranean-inspired plate that keeps the cooking method consistent.

Crusty bread: Have some on the side to mop up the extra sauce because you won’t want to waste a drop.

Storing Your Tilapia and Sauce

Store leftover tilapia in roasted pepper sauce in an airtight container in the refrigerator for up to 3 days. The flavors actually deepen overnight, making leftovers especially tasty.

When reheating, I recommend using low heat in a covered skillet with a splash of water or broth to prevent the fish from drying out. Microwave reheating works but can make the tilapia rubbery, so the stovetop is your best bet.

Pro tip: You can make the roasted pepper sauce up to 2 days ahead and store it separately. This makes weeknight cooking even faster since you only need to cook the fish when you’re ready to eat.

Common Questions About Tilapia in Roasted Pepper Sauce

Can I substitute another type of fish?

Yes! Other firm white fish like cod, haddock, or halibut work beautifully with this roasted pepper sauce. Adjust cooking time based on thickness.

How do I know when the tilapia is fully cooked?

The fish should be opaque throughout and flake easily when tested with a fork. An instant-read thermometer should register 145°F at the thickest part.

Can I make this recipe spicier?

Absolutely! Add red pepper flakes to the sauce while blending, or use one roasted red bell pepper and one roasted poblano pepper for mild heat.

Enjoy This Quick Mediterranean Favorite

This tilapia in roasted pepper sauce proves that impressive dinners don’t require complicated techniques or hard-to-find ingredients. The combination of sweet roasted peppers and tender fish creates a dish that feels special enough for company but easy enough for a regular Tuesday night. Try this recipe tonight and discover how simple Mediterranean cooking can be!

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Tilapia in Roasted Pepper Sauce 

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Flaky tilapia fillets paired with vibrant roasted red pepper sauce. Quick Mediterranean dinner ready in 30 minutes.

  • Author: Sarah Mea Carter
  • Prep Time: 10 minutes
  • Cook Time: 20 minutes
  • Total Time: 30 minutes
  • Yield: 4 servings 1x
  • Category: Main Course
  • Method: Roasting, Pan-Searing
  • Cuisine: Mediterranean

Ingredients

Scale
  • 4 tilapia fillets (about 6 oz each)
  • 2 large red bell peppers
  • 3 garlic cloves
  • 2 tablespoons olive oil
  • 2 tablespoons lemon juice (freshly squeezed)
  • Salt and pepper to taste

Instructions

  1. Preheat oven to 400°F (200°C). Remove stems and seeds from peppers, slice into quarters, toss with 1 tablespoon olive oil, salt, and pepper. Spread on baking sheet.
  2. Roast peppers for 20 minutes until softened and slightly charred. Let cool for 5 minutes.
  3. Transfer roasted peppers to blender with garlic cloves and lemon juice. Blend until smooth, about 30-45 seconds.
  4. Heat remaining 1 tablespoon olive oil in large skillet over medium heat. Pat tilapia dry, season with salt and pepper.
  5. Cook tilapia 3-4 minutes per side until golden brown and fish flakes easily with fork. Internal temperature should reach 145°F.
  6. Pour roasted pepper sauce over cooked tilapia and simmer together for 1-2 minutes until heated through. Serve immediately.

Notes

  • Fresh tilapia works best, but frozen is fine if completely thawed and patted very dry. Cod or haddock can substitute.
  • Sauce can be made 2 days ahead and refrigerated. Reheat gently before serving.
  • For spicier version, add red pepper flakes to sauce or use one poblano pepper with one red bell pepper.

Nutrition

  • Serving Size: 1 fillet with sauce
  • Calories: 330 kcal
  • Sugar: 4 g
  • Sodium: 320 mg
  • Fat: 15 g
  • Saturated Fat: 2 g
  • Unsaturated Fat: 11 g
  • Trans Fat: 0 g
  • Carbohydrates: 10 g
  • Fiber: 2 g
  • Protein: 36 g
  • Cholesterol: 75 mg

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