Garlic Butter Pan-Seared Steak with Roasted Asparagus

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Tender steak seared in garlic butter and served with crisp-tender asparagus for a satisfying low-carb dinner. This american-inspired keto (low carb) ready in about 30 minutes pairs flank steak, olive oil, unsalted butter for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 580 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: 15 min Serves 2 American cuisine 580 cal/serving
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Ingredients

Instructions

  1. Step 1: Pat 12 oz flank steak dry with paper towels and season evenly with 1/2 tsp salt and 1/4 tsp black pepper. Heat 1 tbsp olive oil in a large skillet over medium-high heat until shimmering, then add the steak and sear for 3-4 minutes per side until golden brown. Transfer to a plate and let rest.
  2. Step 2: Add 2 tbsp unsalted butter to the skillet and melt over medium heat. Stir in 4 minced garlic cloves and 1 tbsp fresh thyme, cooking for 1 minute until fragrant. Add 1 lb asparagus, 1/2 tsp salt, and 1/4 tsp black pepper, tossing to coat. Cook for 8-10 minutes, stirring occasionally, until asparagus is tender-crisp with slight char.
  3. Step 3: Return the steak to the skillet and spoon the garlic butter sauce over it. Let rest for 5 minutes before slicing against the grain.

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Frequently asked questions

How long does Garlic Butter Pan-Seared Steak with Roasted Asparagus take to make?

Total time is about 30 minutes (15 min prep + 15 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 Butter Pan-Seared Steak 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 flank steak from drying out.

Can I substitute ingredients in Garlic Butter Pan-Seared Steak 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 Garlic Butter Pan-Seared Steak 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.

Is Garlic Butter Pan-Seared Steak with Roasted Asparagus low carb?

Yes — this recipe is tagged low carb based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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