Marinated Ibérico Pork Fillet

Featured in: Everyday Family Meals

This Spanish-inspired main dish features premium Ibérico pork fillet marinated overnight in olive oil, garlic, rosemary, smoked paprika, and lemon, then roasted to tender perfection. Served alongside golden crispy potatoes seasoned with thyme and paprika, plus caramelized red bell peppers, it creates an elegant centerpiece for special occasions that's naturally gluten-free and packed with Mediterranean flavors.

Updated on Thu, 29 Jan 2026 11:18:00 GMT
Freshly sliced Marinated Ibérico Pork Fillet, juicy and rosemary-scented, served alongside crispy roasted potatoes and tender sweet red peppers. Save to Pinterest
Freshly sliced Marinated Ibérico Pork Fillet, juicy and rosemary-scented, served alongside crispy roasted potatoes and tender sweet red peppers. | recipesbies.com

A friend handed me a package of Ibérico pork at a Madrid market, insisting I couldn't leave Spain without mastering it. The meat felt different in my hands—silky, marbled with fat that promised something special. That evening, I stood in a borrowed kitchen mixing rosemary and smoked paprika, wondering if overnight patience would actually make a difference. It absolutely did. Now whenever I want to cook something that feels both effortless and impressive, this is the dish I reach for.

I cooked this for my partner's parents on a Sunday in autumn, watching their faces light up as they took that first bite. The kitchen filled with the smell of smoked paprika and roasting garlic, and suddenly I understood why my friend had been so adamant about sharing this recipe. That meal turned into a three-hour conversation at the table, and the pork somehow became the reason we all felt a little more connected.

Ingredients

  • Ibérico pork fillet: This is the star, and if you can find it, the marbling means it won't dry out even if you accidentally overcook it slightly, which is a comfort.
  • Extra virgin olive oil: Don't cheap out here; it carries the flavor of everything else and makes the marinade silky.
  • Fresh rosemary: Dried will do in a pinch, but fresh changes the entire character of the dish.
  • Smoked paprika: The soul of this recipe; it brings warmth and depth that regular paprika simply cannot match.
  • Lemon zest and juice: These cut through the richness and keep the pork feeling bright instead of heavy.
  • Small new potatoes: They crisp up beautifully at high heat and don't need much coaxing.
  • Red bell peppers: Their natural sweetness balances the savory pork and creates visual drama on the plate.
  • Fresh thyme: A small detail that transforms ordinary roasted potatoes into something memorable.

Instructions

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Perfect for simmering soups, baking casseroles, and serving cozy one-pot meals straight from oven to table.
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Build the Marinade:
Whisk together olive oil, minced garlic, rosemary, smoked paprika, lemon zest, lemon juice, salt, and pepper in a bowl until it looks like a thick paste. This is your flavor investment, so don't rush it.
Coat and Wait:
Rub that marinade all over the pork fillet, making sure every surface gets covered, then slide it into the fridge. Overnight is magic; the flavors seep in and the acid starts tenderizing from the inside.
Heat Everything Up:
Preheat your oven to 220°C and arrange two baking trays inside so they warm up too. This small step means your potatoes and peppers will start crisping the moment they hit the pan.
Potatoes First:
Toss quartered potatoes with olive oil, salt, pepper, smoked paprika, and thyme, then spread them on one hot tray. They need the full 35 to 40 minutes, so get them in early.
Peppers Join the Party:
On a second tray, arrange pepper strips with sliced garlic, olive oil, and salt. They'll roast for about 20 to 25 minutes, so add them halfway through the potatoes if you want everything to finish together.
Sear the Pork:
Pull the pork from the marinade, pat it dry with paper towels, and heat olive oil in an ovenproof skillet until it's almost smoking. Sear the fillet for 2 to 3 minutes per side until it's deeply browned; this crust is your insurance against dryness.
Finish in the Oven:
Slide the entire skillet into the oven and roast for 12 to 15 minutes until the internal temperature hits 63°C. The carryover heat while resting will take it to a perfect medium.
Rest and Slice:
Let the pork sit for 5 minutes before you even think about cutting; this is when the juices redistribute and everything becomes tender.
Plate Like You Mean It:
Slice the pork, arrange it with the golden potatoes and roasted peppers, and drizzle with any pan juices if you're feeling generous.
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Perfect for simmering soups, baking casseroles, and serving cozy one-pot meals straight from oven to table.
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Golden roasted potatoes with paprika and thyme accompany the Marinated Ibérico Pork Fillet, with caramelized red peppers adding vibrant color and sweetness. Save to Pinterest
Golden roasted potatoes with paprika and thyme accompany the Marinated Ibérico Pork Fillet, with caramelized red peppers adding vibrant color and sweetness. | recipesbies.com

The first time I made this for guests, I was nervous about the pork, convinced something would go wrong. But as everyone sat down and took that first bite, the room went quiet in that good way—the way that means the food is speaking for itself. I realized then that good cooking isn't about complexity; it's about respecting your ingredients and giving them time to shine.

Why Overnight Really Matters

I used to think marinating was optional, just something fancy cooks did. Then I tested this recipe with a quick 2-hour marinade versus the full overnight, and the difference was impossible to ignore. The overnight version had this tender, almost melting quality that the rushed version couldn't match, and the flavors had actually woven themselves into the meat instead of just sitting on the surface.

Temperature Tells the Story

Getting the internal temperature right feels intimidating at first, but it's actually your safety net. At 63°C, the pork is still pink and juicy, but all the bacteria have been eliminated; go much higher and you're paying for premium meat only to cook it dry. A simple meat thermometer takes the guesswork out, and after a few times, you'll develop an instinct for how it feels.

Timing Your Sides

The beauty of this recipe is that everything can finish at roughly the same time if you pay attention to the clock. The potatoes go in first and roast longest, the peppers join halfway through, and the pork gets its sear and oven time in the final stretch. It's choreography, really, and once you've done it once, your hands remember the rhythm.

  • Start potatoes at the 35 to 40-minute mark to give them a head start on the peppers.
  • Add peppers about 20 minutes after the potatoes so they finish tender and slightly caramelized.
  • Sear the pork while everything roasts, then slide it in for its final 12 to 15 minutes of cooking.
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Handle kitchen cleanup easily by disposing of food scraps, packaging, and cooking waste without leaks or odors.
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Succulent Marinated Ibérico Pork Fillet sliced on a platter, garnished with fresh lemon and thyme, ready to serve with rustic potatoes. Save to Pinterest
Succulent Marinated Ibérico Pork Fillet sliced on a platter, garnished with fresh lemon and thyme, ready to serve with rustic potatoes. | recipesbies.com

This dish has become my default when I want to cook something that feels both special and achievable, a reminder that the best meals don't need to be complicated. Every time I make it, I think of that friend in Madrid and the day she changed my kitchen in the best way.

Answers to Recipe Questions

Can I use regular pork tenderloin instead of Ibérico?

Yes, regular pork tenderloin works well as a substitute. Note that cooking times may vary slightly, so use a meat thermometer to ensure it reaches 63°C (145°F) internal temperature.

How long should I marinate the pork?

Marinate the pork overnight for best results, with a minimum of 8 hours. This allows the flavors to penetrate deeply and tenderize the meat.

What temperature should the pork reach when cooked?

The pork should reach an internal temperature of 63°C (145°F) for perfectly cooked, slightly pink meat that's juicy and safe to eat.

Can I prepare the potatoes ahead of time?

While best served fresh, you can parboil and season the potatoes a few hours ahead, then roast them just before serving for optimal crispiness.

What wine pairs well with this dish?

A Spanish red wine such as Rioja complements the smoky paprika and rich pork beautifully. Alternatively, try a Tempranillo or Garnacha.

Why do I need to rest the pork after cooking?

Resting for 5 minutes allows the juices to redistribute throughout the meat, ensuring each slice is moist and flavorful rather than dry.

Marinated Ibérico Pork Fillet

Overnight-marinated Ibérico pork with crispy potatoes and sweet peppers—a Spanish-inspired centerpiece.

Prep duration
25 mins
Time to cook
40 mins
Overall time
65 mins
Published by Sophie Turner


Skill Level Medium

Cuisine Type Spanish

Serves 4 Serving size

Dietary Details No dairy used, Contains No Gluten

What you need

Pork Marinade

01 1.3 lbs Ibérico pork fillet, trimmed
02 3 tablespoons extra virgin olive oil
03 3 cloves garlic, minced
04 2 tablespoons fresh rosemary, finely chopped
05 1 tablespoon smoked paprika
06 Zest of 1 lemon
07 2 tablespoons fresh lemon juice
08 1 teaspoon sea salt
09 0.5 teaspoon freshly ground black pepper

Roast Potatoes

01 1.5 lbs small new potatoes, quartered
02 2 tablespoons olive oil
03 1 teaspoon sea salt
04 0.5 teaspoon black pepper
05 1 teaspoon smoked paprika
06 1 tablespoon fresh thyme leaves

Red Peppers

01 2 large red bell peppers, seeded and cut into strips
02 1 tablespoon olive oil
03 1 clove garlic, thinly sliced
04 Pinch of salt

How to Make It

Step 01

Prepare Marinade: In a mixing bowl, combine olive oil, minced garlic, rosemary, smoked paprika, lemon zest, and lemon juice. Season with sea salt and black pepper.

Step 02

Marinate Pork: Coat the pork fillet thoroughly with the marinade mixture. Cover and refrigerate for a minimum of 8 hours or overnight.

Step 03

Preheat Oven: Set oven to 425°F and allow 15 minutes for preheating.

Step 04

Season Potatoes: In a large bowl, toss quartered potatoes with olive oil, sea salt, black pepper, smoked paprika, and fresh thyme leaves until evenly coated.

Step 05

Roast Potatoes: Spread seasoned potatoes on a baking tray in a single layer. Roast for 35 to 40 minutes, stirring halfway through cooking, until golden brown and crispy.

Step 06

Prepare Peppers: Place red pepper strips on a separate baking tray. Toss with olive oil, sliced garlic, and salt.

Step 07

Roast Peppers: Roast pepper mixture for 20 to 25 minutes until tender with light caramelization at the edges.

Step 08

Sear Pork: Remove pork from marinade and pat dry with paper towels. Heat 1 tablespoon olive oil in an ovenproof skillet over medium-high heat. Sear pork fillet for 2 to 3 minutes on each side until browned on the exterior.

Step 09

Roast Pork: Transfer the skillet to the preheated oven and roast for 12 to 15 minutes until internal temperature reaches 145°F. Remove and rest for 5 minutes before slicing.

Step 10

Plate and Serve: Slice the rested pork fillet and arrange on individual plates with roasted potatoes and red peppers. Drizzle with pan juices if desired.

Equipment You'll Need

  • Mixing bowls
  • Baking trays
  • Ovenproof skillet
  • Sharp knife
  • Cutting board
  • Tongs

Allergy Details

Review all ingredients for allergens, and reach out to a healthcare pro if unsure.
  • Free from major allergens including gluten, dairy, nuts, soy, eggs, and shellfish
  • Review spice packaging for potential cross-contamination warnings

Nutrition info (by portion)

Nutrition info is for guidance. Please consult a medical expert if you need advice.
  • Total Calories: 510
  • Fat content: 26 g
  • Carbohydrate: 32 g
  • Protein content: 37 g