Olive Oil Poached Sea Bass with Tomato-Caper Relish
Delicate sea bass gently poached in olive oil and served with a bright tomato-caper relish bursting with Mediterranean flavors. This mediterranean-inspired seafood ready in about 22 minutes pairs (6 oz each) sea bass fillets, extra virgin olive oil, cherry tomatoes, quartered for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 390 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.
Ingredients
- 4 pieces (6 oz each) sea bass fillets
- 2 cups extra virgin olive oil
- 1 cup cherry tomatoes, quartered
- 2 tbsp capers, drained
- 2 tbsp fresh basil leaves, chopped
- 2 cloves minced garlic
- 1 tbsp fresh lemon juice
- 1 tsp salt
- 1/2 tsp black pepper
Instructions
- Step 1: Pour 2 cups extra virgin olive oil into a deep skillet and heat gently over low heat until it reaches 160°F, careful not to let it smoke.
- Step 2: Season 4 sea bass fillets with 1 tsp salt and 1/2 tsp black pepper. Submerge fillets carefully in the warm olive oil and poach for 8-10 minutes, turning halfway, until fish flakes easily with a fork.
- Step 3: While fish cooks, mix 1 cup quartered cherry tomatoes, 2 tbsp drained capers, 2 tbsp chopped fresh basil, 2 cloves minced garlic, and 1 tbsp fresh lemon juice in a bowl. Season with a pinch of salt.
- Step 4: Remove fish from oil with a slotted spatula and place on serving plates. Spoon tomato-caper relish over each fillet and serve immediately.
Frequently asked questions
How long does Olive Oil Poached Sea Bass with Tomato-Caper Relish take to make?
Total time is about 22 minutes (10 min prep + 12 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 Olive Oil Poached Sea Bass with Tomato-Caper Relish?
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 (6 oz each) sea bass fillets from drying out.
Can I substitute ingredients in Olive Oil Poached Sea Bass with Tomato-Caper Relish?
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 Olive Oil Poached Sea Bass with Tomato-Caper Relish 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 Olive Oil Poached Sea Bass with Tomato-Caper Relish?
Mediterranean 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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