BBQ Flank Steak Recipe Grill: Smoky Char With Juicy Slices

Few things beat the juicy perfection of properly grilled flank steak with that signature smoky char. I developed this method after years of testing different approaches, focusing on what brings out the best in this flavorful cut.

The key lies in a simple marinade that tenderizes while enhancing the beef’s natural richness. High heat searing locks in moisture, creating beautiful grill marks and a caramelized exterior that gives way to tender, juicy slices inside.

This approach transforms an affordable cut into a star worthy of any dinner table. The marinade works its magic in as little as 2 hours, making it practical for both weeknight meals and weekend gatherings.

Serve thinly sliced against the grain for maximum tenderness. The results speak for themselves every time.

Ingredients for Bbq Flank Steak Recipe Grill

Transform flank steak into a smoky, juicy masterpiece with this straightforward ingredient list.

The steak is the star here. Flank steak from a reputable butcher (or the pre-trimmed options at Whole Foods) ensures consistent quality. Look for vibrant red color and minimal fat marbling. The thickness matters—aim for about 1-inch for even cooking. For the soy sauce, Kikkoman low-sodium strikes the right balance without overpowering the marinade.

Need a soy sauce substitute? Tamari or coconut aminos work in a pinch. No fresh ginger? Ground ginger at one-third the amount gets you close. The brown sugar can be swapped for honey or maple syrup (though the flavor profile shifts slightly). For extra smokiness, add half a teaspoon of liquid smoke—sparingly, as it’s potent.

Marinate the steak in a sealed bag for up to 24 hours—longer isn’t better here. Store leftovers wrapped tightly in foil for up to 4 days. Slice just before serving to retain those precious juices.

Step-by-Step Instructions for Grilled Flank Steak

Master the technique that guarantees tender, flavorful results with perfect char marks every time.

Step 1: Create the Flavorful Marinade

In a medium bowl, whisk together the 0.5 cup soy sauce, 0.25 cup olive oil, 3 tbsp brown sugar, 2 tbsp apple cider vinegar, and 2 tbsp Worcestershire sauce until the sugar dissolves completely. The emulsion should look slightly thick and glossy.

Add the 4 cloves minced garlic, 1 tbsp fresh ginger, 1 tbsp kosher salt, 1 tbsp black pepper, and 1 tsp smoked paprika. Stir to combine thoroughly. I always let this sit for 5 minutes to allow the flavors to meld before adding the steak—this ensures every bite is infused with depth.

Step 2: Marinate the Flank Steak Thoroughly

Place the 2 lb flank steak in a large resealable plastic bag or shallow dish. Pour the marinade over the steak, making sure it’s completely submerged. Turn to coat evenly, then press out as much air as possible before sealing.

Refrigerate for at least 4 hours, or ideally overnight. The longer it marinates, the more the flavors penetrate and tenderize the meat. I flip the bag halfway through the marinating time to ensure even distribution. The steak should develop a deep color from the soy and spices.

Step 3: Grill to Medium-Rare Perfection

Preheat your grill to high heat (about 450-500°F). Remove the steak from the marinade (discard the marinade) and pat it dry with paper towels—this is crucial for achieving a good sear. Lightly oil the grates to prevent sticking.

Place the steak on the grill and cook for 4-5 minutes per side for medium-rare. You’ll know it’s ready to flip when it releases easily from the grates and has developed deep char marks. Use a meat thermometer to confirm the internal temperature reaches 130-135°F for perfect juiciness.

Step 4: Rest and Slice Against the Grain

Transfer the steak to a cutting board and let it rest for 10 minutes before slicing. This resting period allows the juices to redistribute throughout the meat. Tent loosely with foil to keep it warm.

Locate the grain (the lines running through the meat) and slice thinly against it at a slight diagonal. This shortens the muscle fibers, ensuring each bite is tender. The slices should be about ¼-inch thick for the best texture.

Step 5: Finish with Bright Acid and Fresh Herb

Drizzle the sliced steak with the 2 tbsp lime juice to add a bright, tangy contrast to the rich, smoky flavors. The acidity also enhances the beef’s natural juiciness.

Garnish with the 0.25 cup chopped fresh cilantro just before serving. The fresh herbal note complements the deep, caramelized flavors from the grill. Serve immediately while the steak is still warm for the best experience.

Perfect Pairings for This Dish

Refreshing Beverages

An ice-cold Mexican lager like Modelo Especial or Pacifico complements the smoky char beautifully. The crisp, light flavor cuts through the richness without overpowering. David always reaches for this pairing first when I make this dish. 🍺

Wine Selections

A bold Malbec from Argentina stands up to the robust flavors with its dark fruit notes. For white lovers, a Viognier offers floral aromatics that balance the steak’s smokiness. Both are excellent choices from Central Market‘s selection.

Side Dish Stars

Grilled corn with chili-lime butter enhances the BBQ theme. I toss 4 ears with 2 tbsp melted butter, 1 tsp chili powder, and lime zest. The charred kernels mirror the steak’s smoky notes perfectly.

Fresh Contrasts

A simple avocado salad with tomatoes and red onion lightens the meal. I use 2 ripe avocados, 1 pint cherry tomatoes, and ½ red onion with lime dressing. The creaminess contrasts the steak’s texture beautifully.

Carb Companions

Warm flour tortillas are ideal for making quick tacos with the sliced steak. I warm them for 30 seconds per side on the grill. Cilantro-lime rice also soaks up the juices wonderfully.

Finishing Touches

Set out pickled red onions and fresh jalapeños for customization. These Austin farmers market staples add brightness and heat. The acidity from ½ cup pickled onions balances the meat’s richness.

Frequently Asked Questions