Grilled Thai Lemongrass Beef Skewers with Spicy Peanut Sauce

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

Tender marinated beef skewers infused with fragrant lemongrass, served with a creamy and spicy peanut dipping sauce. This thai-inspired beef ready in about 80 minutes pairs beef sirloin, thinly sliced, lemongrass stalks, finely minced, soy sauce for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 450 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: 70 min Cook: 10 min Serves 4 Thai cuisine 450 cal/serving
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Ingredients

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Instructions

  1. Step 1: In a medium bowl, mix 1 lb thinly sliced beef sirloin with 2 minced lemongrass stalks, 3 tbsp soy sauce, 1 tbsp fish sauce, 1 tbsp brown sugar, 3 minced garlic cloves, and 2 tbsp vegetable oil. Marinate for at least 1 hour.
  2. Step 2: Thread marinated beef slices onto 8 soaked wooden skewers, folding them to fit snugly.
  3. Step 3: Preheat grill or grill pan to medium-high heat (about 400°F). Grill skewers for 3-4 minutes per side until nicely charred and cooked to medium.
  4. Step 4: Meanwhile, in a small saucepan over low heat, whisk together 1/2 cup peanut butter, 1/4 cup coconut milk, 1 tbsp red curry paste, 2 tbsp lime juice, 1 tsp brown sugar, and 2 tbsp water until smooth and warm.
  5. Step 5: Serve grilled beef skewers hot with the spicy peanut sauce on the side for dipping.

Frequently asked questions

How long does Grilled Thai Lemongrass Beef Skewers with Spicy Peanut Sauce take to make?

Total time is about 80 minutes (70 min prep + 10 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 Grilled Thai Lemongrass Beef Skewers with Spicy Peanut Sauce?

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 beef sirloin, thinly sliced from drying out.

Can I substitute ingredients in Grilled Thai Lemongrass Beef Skewers with Spicy Peanut Sauce?

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 Grilled Thai Lemongrass Beef Skewers with Spicy Peanut Sauce 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 Grilled Thai Lemongrass Beef Skewers with Spicy Peanut Sauce?

Thai beef 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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