Puerto Rican Pernil-Style Slow Roasted Pork Shoulder

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Tender and flavorful slow-roasted pork shoulder marinated with garlic, oregano, and citrus, inspired by the classic Puerto Rican pernil. This puerto rican-inspired pork ready in about 260 minutes pairs pork shoulder (bone-in), garlic cloves, minced, fresh oregano, chopped for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 550 calories and feeds 8, 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: 20 min Cook: 240 min Serves 8 Puerto Rican cuisine 550 cal/serving
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Ingredients

Instructions

  1. Step 1: In a bowl, combine 8 minced garlic cloves, 2 tbsp chopped fresh oregano, 1/4 cup olive oil, 1/2 cup orange juice, 1/4 cup lime juice, 2 tbsp salt, 1 tbsp black pepper, and 1 tbsp ground cumin to make a marinade.
  2. Step 2: Score the fat side of the 4 lb pork shoulder in a diamond pattern, then rub the marinade all over the pork, making sure to get it into the cuts.
  3. Step 3: Cover and refrigerate the pork shoulder for at least 12 hours or overnight to marinate.
  4. Step 4: Preheat the oven to 325°F. Place the pork shoulder on a roasting rack in a roasting pan fat side up.
  5. Step 5: Roast uncovered for about 4 hours, basting with pan juices every hour, until the internal temperature reaches 190°F and the fat is crispy and browned.
  6. Step 6: Remove from oven and let rest for 20 minutes before slicing thinly to serve with rice and beans or your favorite sides.

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Frequently asked questions

How long does Puerto Rican Pernil-Style Slow Roasted Pork Shoulder take to make?

Total time is about 260 minutes (20 min prep + 240 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 Puerto Rican Pernil-Style Slow Roasted Pork Shoulder?

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 pork shoulder (bone-in) from drying out.

Can I substitute ingredients in Puerto Rican Pernil-Style Slow Roasted Pork Shoulder?

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 Puerto Rican Pernil-Style Slow Roasted Pork Shoulder for a different number of people?

The recipe is written for 8 servings. Multiply each ingredient by (your serving target / 8). 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 Puerto Rican Pernil-Style Slow Roasted Pork Shoulder?

Puerto Rican pork 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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