Sear-Roasted Beef Tenderloin with Rosemary and Garlic

By AislePrompt Editorial · ·

How this recipe was made — this recipe was drafted by AislePrompt's AI-assisted pipeline from technique templates and USDA-sourced nutrition data, and published by AislePrompt Editorial — see how AislePrompt recipes are developed and reviewed.

Crisp-seared beef tenderloin bathed in a fragrant rosemary-garlic butter, accompanied by perfectly roasted asparagus for a restaurant-quality keto dinner. This American-inspired beef recipe (low carb), ready in about 35 minutes, pairs Beef tenderloin, trimmed, Olive oil, Fresh rosemary, finely chopped for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 420 calories and feeds 4, so it slots cleanly into a low-carb week and pairs well with cauliflower rice or roasted green vegetables. 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: 20 min Serves 4 American cuisine 420 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 400°F (200°C). Pat beef dry with paper towels and season evenly with salt and pepper on all sides. Heat 1 tbsp olive oil in an oven-safe skillet over medium-high heat until shimmering.
  2. Step 2: Sear beef for 2-3 minutes per side until deep golden brown, then transfer skillet to oven. Roast for 15-18 minutes for medium-rare (internal temperature 125°F/52°C), or until desired doneness.
  3. Step 3: While beef rests, toss asparagus with 1 tbsp olive oil, salt, and pepper. Spread on baking sheet and roast for 10-12 minutes until tender-crisp.
  4. Step 4: Melt butter in skillet over medium heat. Add minced garlic and rosemary, cooking 1 minute until fragrant but not browned.
  5. Step 5: Slice beef and serve with asparagus, drizzling with rosemary-garlic butter.

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