Italian Oven-Baked Cod with Cherry Tomatoes and Olives

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Tender cod fillets baked in the oven with juicy cherry tomatoes, briny olives, and a drizzle of herb-infused olive oil for a simple Italian seafood dish. This italian-inspired seafood (mediterranean) ready in about 28 minutes pairs (5 oz each) cod fillets, halved cherry tomatoes, pitted and halved kalamata olives for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 280 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 10 min Cook: 18 min Serves 4 Italian cuisine 280 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 400°F (200°C). Lightly grease a baking dish with 1 tbsp extra virgin olive oil.
  2. Step 2: Place 4 cod fillets (5 oz each) in the baking dish, spacing evenly. Sprinkle with 1 tsp salt, 1/2 tsp black pepper, and 1 tsp dried oregano.
  3. Step 3: Scatter 1.5 cups halved cherry tomatoes, 1/2 cup pitted and halved kalamata olives, and 3 thinly sliced garlic cloves around and on top of the cod.
  4. Step 4: Drizzle the entire dish with remaining 2 tbsp extra virgin olive oil.
  5. Step 5: Bake uncovered for 15-18 minutes until the cod is opaque and flakes easily with a fork, and tomatoes are softened and juicy.
  6. Step 6: Remove from oven, sprinkle 1/4 cup roughly chopped fresh basil leaves over the top, and serve immediately with lemon wedges for squeezing.

Frequently asked questions

How long does Italian Oven-Baked Cod with Cherry Tomatoes and Olives take to make?

Total time is about 28 minutes (10 min prep + 18 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Italian Oven-Baked Cod with Cherry Tomatoes and Olives?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep (5 oz each) cod fillets from drying out.

Can I substitute ingredients in Italian Oven-Baked Cod with Cherry Tomatoes and Olives?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Italian Oven-Baked Cod with Cherry Tomatoes and Olives for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Italian Oven-Baked Cod with Cherry Tomatoes and Olives?

Italian seafood like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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