Garlic Rosemary Pork Tenderloin with Roasted Sweet Potatoes

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Herb-marinated pork tenderloin roasted with caramelized sweet potatoes for a satisfying meal that highlights simple, clean flavors. This american-inspired whole30 ready in about 45 minutes pairs pork tenderloin, sweet potatoes, garlic for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 480 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: 15 min Cook: 30 min Serves 4 American cuisine 480 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 425°F. Toss 2 lbs cubed sweet potatoes with 3 tbsp olive oil, 1 tsp salt, and 1/2 tsp black pepper on a baking sheet. Roast for 15 minutes.
  2. Step 2: While potatoes roast, season 1.5 lbs pork tenderloin with 6 minced garlic cloves, 2 tbsp chopped fresh rosemary, 1 tsp salt, and 1/2 tsp black pepper.
  3. Step 3: Place pork on top of partially roasted potatoes and return to oven. Bake for 15–20 minutes, or until pork reaches 145°F internal temperature.

Frequently asked questions

How long does Garlic Rosemary Pork Tenderloin with Roasted Sweet Potatoes take to make?

Total time is about 45 minutes (15 min prep + 30 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 Garlic Rosemary Pork Tenderloin with Roasted Sweet Potatoes?

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 tenderloin from drying out.

Can I substitute ingredients in Garlic Rosemary Pork Tenderloin with Roasted Sweet Potatoes?

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 Garlic Rosemary Pork Tenderloin with Roasted Sweet Potatoes 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 Garlic Rosemary Pork Tenderloin with Roasted Sweet Potatoes?

American whole30 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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