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Seafood

Baked Halibut with Cherry Tomatoes

Recipe guide: Nora Bennett
Baked Halibut with Cherry Tomatoes
Seafood
DifficultyEasy
Prep time10 min
Cooking time15 min
Total time25 min
Servings4 servings

Halibut has a firm, meaty flake that holds up remarkably well in the oven, especially when paired with simple aromatics that let the fish stay center stage. In this recipe, halved cherry tomatoes break down as they roast, releasing their juices to mingle with minced garlic, olive oil, and dried oregano. The entire preparation comes together in a single baking dish with minimal prep work. Once in the oven at 400°F, the tomatoes soften and sweeten while the fillets cook through gently, creating a fragrant pan sauce that is ready to serve right away.

Why this one works

  • Halibut bakes into firm, tender flakes without drying out easily.
  • Cherry tomatoes release rich, sweet pan juices as they blister in the oven.
  • Requires only ten minutes of active preparation before baking.
  • Garlic, olive oil, and oregano create a fragrant, savory seasoning base.
  • Cooks entirely in one baking dish for easy cleanup.
Baked Halibut with Cherry Tomatoes close-up
Ingredients

What you’ll need

  • 2 fillets (340g) fresh halibut Choose fresh, firm fillets of uniform thickness so they bake through evenly in the dish.
  • 2 cups (300g) cherry tomatoes, halved Halving the tomatoes allows their natural juices to release around the fish as they roast.
  • 2 tablespoons (30ml) extra virgin olive oil Drizzled over the top to keep the fish moist and help the aromatics bloom in the oven heat.
  • 2 cloves (10g) garlic, minced Finely minced garlic spreads evenly over the fillets and surrounding tomatoes for balanced flavor.
  • 1 teaspoon (5g) dried oregano Provides an earthy, herbaceous note that complements the sweet roasted tomatoes.

TRY THIS NEXT: If these flavors sound good to you, Baked Cod Fish with Lemon Couscous is a natural one to save for next time.

Equipment

What to have nearby

  • Oven-safe baking dish
  • Chef's knife
  • Cutting board
Quick overview
Prep
10 min
Cook
15 min
Total
25 min
Serves
4 servings
Method

Step-by-step instructions

Everything is arranged directly in the baking dish, so focus on spreading the ingredients evenly. Nestling the fish in the center and surrounding it with the cut tomatoes ensures that every portion captures the seasoned pan juices.

  1. 1
    Step 1

    Preheat oven to 400F (200C).

  2. 2
    Step 2

    Place halibut fillets in a baking dish.

  3. 3
    Step 3

    Surround the fish with halved cherry tomatoes.

  4. 4
    Step 4

    Drizzle olive oil over the fish and tomatoes, then sprinkle with garlic and oregano.

  5. 5
    Step 5

    Bake for 18 minutes until the fish flakes easily and tomatoes are softened.

  6. 6
    Step 6

    Serve immediately.

ALSO GOOD: If these flavors sound good to you, Baked Cod with Tomato Olive Relish is a natural one to save for next time.

Helpful details

A few things worth knowing

  • Distribute the minced garlic and oregano evenly over both the fish and the tomatoes for consistent seasoning.
  • Check doneness near the 18-minute mark by gently testing the thickest part of the fillet with a fork to see if it flakes cleanly.
  • Spoon the warm tomato juices from the bottom of the baking dish directly over the fillets when plating.
Variations

Ways to make it your own

  • Garnish with a sprinkle of fresh chopped parsley right before serving.
  • Add fresh lemon wedges to the side for anyone who prefers a squeeze of bright citrus.
Serving

Serving suggestions

Serve the hot fish and blistered tomatoes alongside warm crusty artisan bread, steamed jasmine rice, or boiled potatoes to capture the seasoned olive oil and pan juices. A crisp green salad or roasted asparagus rounds out the meal nicely.

Storage

Storage & reheating

Transfer any leftover halibut and roasted tomatoes to an airtight container and store in the refrigerator promptly. Gently reheat in a low oven or warm skillet just until heated through to prevent the fish from drying out.

Recipe information

Nutrition notes

Nutrition is provided as a general estimate for the listed recipe. Brands, exact portions, and ingredient swaps can change the numbers.

Calories
280 kcal
Protein
35g
Fat
12g
Carbohydrates
8g
Fiber
2g
Frequently asked

Quick recipe answers

How can I tell when the halibut is fully cooked?+

The fish is ready when it turns opaque throughout and separates into clean, tender flakes when gently probed with a fork.

Can I use grape tomatoes instead of cherry tomatoes?+

Yes, grape tomatoes can be halved and used in the same quantity, as they will roast and soften similarly.

Final note

With tender fish, savory garlic, and juicy roasted tomatoes, this baked halibut dish delivers clean flavor with very little kitchen effort. Spoon the flavorful pan juices over every plate and enjoy immediately.

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