Herb-Crusted Pork Tenderloin with Roasted Asparagus

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

Tender pork loin coated in a fragrant herb crust, roasted alongside crisp-tender asparagus for a balanced keto dinner. This french-inspired keto ready in about 37 minutes pairs pork tenderloin, finely chopped fresh rosemary, finely chopped fresh thyme for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 420 calories and feeds 2, 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: 22 min Serves 2 French cuisine 420 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 400°F (200°C). Pat the pork tenderloin dry with paper towels and rub with 1 tbsp olive oil.
  2. Step 2: Mix 1 tbsp fresh rosemary, 1 tsp fresh thyme, 1/2 tsp garlic powder, 1/4 tsp sea salt, and 1/8 tsp black pepper. Press the mixture evenly over the entire surface of the pork.
  3. Step 3: Place the pork on a parchment-lined baking sheet and arrange 10 oz asparagus spears around it. Drizzle asparagus with 1 tbsp olive oil, season with 1/4 tsp sea salt and 1/8 tsp black pepper.
  4. Step 4: Roast for 20-25 minutes until the pork reaches an internal temperature of 145°F (63°C) and the asparagus is tender with slightly charred edges.

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Frequently asked questions

How long does Herb-Crusted Pork Tenderloin with Roasted Asparagus take to make?

Total time is about 37 minutes (15 min prep + 22 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 Herb-Crusted Pork Tenderloin with Roasted Asparagus?

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 Herb-Crusted Pork Tenderloin with Roasted Asparagus?

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 Herb-Crusted Pork Tenderloin with Roasted Asparagus for a different number of people?

The recipe is written for 2 servings. Multiply each ingredient by (your serving target / 2). 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 Herb-Crusted Pork Tenderloin with Roasted Asparagus?

French keto 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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