Gut Friendly Mediterranean Whole Roasted Fish with Herbs and Lemon
Whole roasted fish is one of those meals that looks impressive but is genuinely straightforward to pull off, and this Mediterranean version delivers serious flavor with every bite. The branzino, sea bass, or red snapper gets stuffed with lemon rounds, fresh thyme, rosemary, garlic, and parsley, so the aromatics perfume the flesh from the inside out as it roasts. A bed of sliced zucchini and fennel underneath catches all the savory juices, turning into a tender, fragrant side without any extra effort. For anyone focused on keeping their gut happy, this dish checks a lot of boxes — lean protein, fiber-rich vegetables, extra-virgin olive oil, and fresh herbs, with no processed ingredients or hidden additives to worry about. Fennel in particular is a standout here, known for being easy on digestion and genuinely delicious when roasted until soft and slightly caramelized. The high-heat roasting method crisps the skin beautifully while keeping the flesh moist and flaky, and a squeeze of fresh lemon at the table brightens the whole plate. It's the kind of clean, satisfying dinner that feels like a treat without leaving you feeling heavy afterward.
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Learn more →Ingredients
4 servings
- 2 whole fish (about 1.5 lb each), such as branzino, sea bass, or red snapper, scaled and gutted
- 3 tbsp extra-virgin olive oil, divided
- 1 tsp sea salt
- ½ tsp black pepper, freshly ground
- 1 lemon, thinly sliced into rounds
- 6 sprigs fresh thyme
- 4 sprigs fresh rosemary
- ¼ cup fresh flat-leaf parsley, roughly chopped
- 4 cloves garlic, thinly sliced
- 1 medium zucchini, sliced into ¼-inch rounds
- 1 medium fennel bulb, cored and thinly sliced
- ½ tsp dried oregano
For serving
- 1 lemon, cut into wedges, for serving
- 2 tbsp fresh flat-leaf parsley, roughly chopped, for serving (optional)
Instructions
- 1
Preheat the oven to 425°F (220°C). Toss the zucchini and fennel with 1 tbsp of the olive oil, the dried oregano, and a pinch of salt and pepper on a large rimmed baking sheet, then spread them into an even layer.
- 2
Pat the fish completely dry inside and out with paper towels. Using a sharp knife, cut 3 diagonal slashes about 1/2 inch deep through the thickest part of each fish on both sides — this helps the fish cook evenly and allows the seasoning to penetrate.
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