Charcoal-Grilled Spicy Beef Flank Steak

By · Reviewed by AislePrompt Editorial · ·

Boldly seasoned flank steak grilled over charcoal for a smoky crust and juicy interior, finished with a spicy chili glaze. This asian fusion-inspired grilling ready in about 27 minutes pairs flank steak, soy sauce, brown sugar for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 310 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: 12 min Serves 4 Asian Fusion cuisine 310 cal/serving
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Ingredients

Instructions

  1. Step 1: In a large bowl, whisk together 1/4 cup soy sauce, 2 tbsp brown sugar, 1 tbsp sriracha sauce, 1 tsp minced ginger, 2 minced garlic cloves, 2 tbsp vegetable oil, 1/2 tsp black pepper, and 1 tsp kosher salt until sugar dissolves.
  2. Step 2: Place 1.5 lbs flank steak in a resealable plastic bag and pour marinade over it, removing excess air and sealing tightly. Refrigerate for 2 to 3 hours.
  3. Step 3: Light a charcoal grill and allow coals to reach medium-high heat, about 450°F.
  4. Step 4: Remove steak from marinade and discard marinade. Place steak directly over the coals and grill for 4-5 minutes per side, turning once, until a charred crust forms and internal temperature reaches 135°F for medium-rare.
  5. Step 5: Transfer steak to a cutting board and let rest for 10 minutes before slicing thinly against the grain for maximum tenderness.

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Frequently asked questions

How long does Charcoal-Grilled Spicy Beef Flank Steak take to make?

Total time is about 27 minutes (15 min prep + 12 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 Charcoal-Grilled Spicy Beef Flank Steak?

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 Charcoal-Grilled Spicy Beef Flank Steak?

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 Charcoal-Grilled Spicy Beef Flank Steak 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 Charcoal-Grilled Spicy Beef Flank Steak?

Asian Fusion grilling 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.