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Grilled Asian Marinated Flank Steak

This Grilled Asian Marinated Flank Steak hits all those Asian inspired flavors just right. Soy sauce, seasoned rice wine vinegar, toasted sesame oil, scallions, a little sugar, and fragrant Sichuan peppercorns. The perfect marinade for a super flavorful flank steak. Serve with steamed rice, stir-fried vegetables, or a Bok choy salad for an ideal dinner.

Asian marinated grilled flank steak on white platter with stir fried bok choy
Grilled, Asian-inspired Marinated Flank Steak served with stir-fried bok choy.

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Ingredients

Asian marinated grilled flank ingredients
Ingredients

What are Sichuan peppercorns?

Sichuan peppercorns are used in Chinese cuisine for a wide range of dishes. One of the most notable is the tongue-tingling noodles served with shredded chicken, such as Sichuan Liang Mian or Sichuan cold noodles that are so addictive! These peppercorns are fruity and floral with a lighter brownish-pink color. I love the taste of these peppercorns in this recipe as they impart a perfect balance to the soy, vinegar and sesame oil.

Sichuan peppercorns
Sichuan peppercorns

Flank steak vs. skirt steak

These two cuts of beef are often recommended as substitutes for each other. While they are both delicious and easy to find, they are different cuts of meat. They are both lean cuts of beef from the muscular parts of the steer or cow. Skirt steak is a thinner, longer cut of beef.

Both can be used with this Asian marinade, but the marinating time will vary depending on the thickness of the cuts. For this recipe, I recommend flank steak. It’s perfect for slicing and serving for a weeknight dinner or for entertaining guests. If you opt for skirt steak, marinate for an hour or so.

How to marinate flank steak

Gently score the top of the flank steak. Use a knife to score shallow, diagonal cuts. This is an optional step, but it helps to absorb the marinade flavors.

How to score flank steak.
Score the top of the flank steak before marinating.

Using a shallow dish, add the flank steak, scallions, and marinade. Cover tightly with plastic wrap. Place the covered flank steak in the fridge and marinate for 6-8 hours. Once it’s marinated, remove the flank from the marinade and discard the marinade liquid. Allow to rest for 30 minutes before grilling.

How to marinate flank steak. Step-by-step directions.
How to marinate the flank steak.

The steak is now ready for the grill!

How to grill

Pre-heat grill to medium high heat.

Using tongs, place the flank steak on the grill. Grill for about 10 minutes, then flip and grill for an additional 10 minutes. Use a quick-read thermometer to check doneness. Grilling times will vary; I suggest a medium-rare to medium cooking time for maximum tenderness.

Allow to rest for about 10 minutes, tented with aluminum foil, before slicing.

how to cut tri tip
How to slice “against” the grain of the beef.

Slice the flank steak against the grain. This allows for a more tender texture for both cutting and eating.

Tried and true tips

  • Use white sugar in the marinade to help the steak caramelize while grilling.
  • Use garlic-infused oil if you can find it! It’s another layer of flavor that’s added to the marinade.
  • The flank cut is a tough cut of beef; the marinade helps to tenderize the steak. If you use another cut of meat, such as a tender ribeye, reduce the marinating time to one hour.
  • Gently score the top of the steak; this helps it cook evenly and contributes to caramelization.
  • Allow the steak to rest for a few minutes after grilling and before slicing.
  • You can opt for using a cast-iron pan to sear the flank steak on a stovetop.
  • Reheat sliced flank steak on the stove top in a non-stick pan.
Asian marinated grill flank steak
Grilled Asian Marinated Flank Steak

Three of my favorite ways of serving

  • Serve sliced in a bowl with brown rice, sliced flank steak, and stir-fried vegetables. Top with toasted sesame seeds, Asian hot sauce, and a little soy sauce.
  • Asian-style tacos with a simple slaw and a drizzle of Sriracha mayo. (Use corn tortillas) Use a prepackaged coleslaw mix and add seasoned rice vinegar, toasted sesame oil, a pinch of white sugar, and black sesame seeds, then mix everything together. For Sriracha mayo, mix mayonnaise and Sriracha to taste. Top tacos with sliced avocado and cilantro.
  • This delicious Asian marinated flank steak is delicious in lettuce wraps. Enjoy with some chili crisp or chili sauce, some rice sticks, and some soy sauce.

More Asian-inspired recipes that you will love!

If you love the flavors of Asian inspired recipes, I think you will find these absolutely delicious! For steak, Flat Iron Steak with Lemon, Soy and Crispy Garlic, Grilled Asian Style Chicken Wings, Miso Butter Shrimp, Easy Almond Chicken Stir Fry and Soba Noodle Teriyaki Chicken Salad.

If you tried this recipe, please help other readers by commenting below and sharing some stars! We ๐Ÿซถ๐Ÿผ appreciate you!

All content and photographs ยฉClaudiaโ€™s Table and claudiastable.com

Asian marinated grilled flank steak on white platter

Grilled Asian Marinaded Flank Steak

Ana Coronado | Claudia’s Table
September 6, 2025
This Grilled Asian Marinated Flank Steak hits all those Asian inspired flavors just right. Soy sauce, sweet rice wine vinegar, toasted sesame oil, scallions, a little sugar, and fragrant Sichuan peppercorns.
No ratings yet
Prep Time 6 hours
Cook Time 20 minutes
rest 10 minutes
Total Time 6 hours 30 minutes
Course Dinner, Grilling, Lunch
Cuisine American, Asian, Asian fusion, Chinese American
Servings 4 servings
Calories 331 kcal

Equipment

  • outdoor or indoor grill pan
  • shallow dish

Ingredients
  

Asian marinade

  • 1/2 cup soy sauce low sodium
  • 3 tablespoons rice vinegar seasoned
  • 2 tablespoons toasted sesame oil
  • 3 tablespoons neutral or garlic-infused oil
  • 1 teaspoon Sichuan peppercorns
  • 5 cloves garlic fresh, rough chopped
  • 1/2 teaspoon ginger powder
  • 1 tablespoon sugar white
  • 1 teaspoon salt kosher

Flank steak

  • 3 large scallions roughly chopped
  • 2 pound flank steak

For serving (optional)

  • 4 cups steamed rice
  • 4 cups stir-fried vegetables

Instructions
 

Prepare the Asian marinade

  • Using a small bowl, add soy sauce, seasoned rice vinegar, toasted sesame oil, garlic cloves, peppercorns, neutral or garlic oil, sugar, ginger and salt. Mix well.

How to marinate the flank steak

  • Gently score the top of the flank steak. Use a knife to score shallow, diagonal cuts. This is an optional step, but I find it helps to absorb the marinade flavors.
  • Using a shallow dish, add the flank steak, scallions, and marinade.
  • Cover tightly with plastic wrap. Place the covered flank steak in the fridge and marinate for 6-8 hours.
  • Flip the steak midway through the marinating process.
  • Once it’s marinated, remove the flank from the marinade and discard the liquid.
  • Allow to rest for 30 minutes before grilling.

How to grill

  • Pre-heat grill to medium high heat.
  • Using tongs, place the flank steak on the grill.
  • Grill for about 10 minutes, then flip and grill for an additional 10 minutes.
  • Use a quick-read thermometer to check doneness.
  • Allow to rest for about 10 minutes, tented with aluminum foil, before slicing.
  • Slice the flank steak against the grain. This allows for a more tender texture for both cutting and eating.
  • Serve with steamed rice and stir-fried veggies.

Notes

Tried and true tips

    • Use white sugar in the marinade to help the steak caramelize while grilling.
    • Use garlic-infused oil if you can find it! It’s another layer of flavor that’s added to the marinade.
    • The flank cut is a tough cut of beef; the marinade helps to tenderize the steak. If you use another cut of meat, such as a tender ribeye, reduce the marinating time to one hour.
    • Gently score the top of the steak; this helps it cook evenly and contributes to caramelization.
    • Allow the steak to rest for a few minutes after grilling and before slicing.
    • You can opt for using a cast-iron pan to sear the flank steak on a stovetop.
    • Reheat sliced flank steak on the stove top in a non-stick pan.

Nutrition

Serving: 6ouncesCalories: 331kcalCarbohydrates: 6gProtein: 40gFat: 16gSaturated Fat: 5gPolyunsaturated Fat: 3gMonounsaturated Fat: 6gCholesterol: 102mgSodium: 2293mgPotassium: 672mgFiber: 1gSugar: 3gVitamin A: 6IUVitamin C: 1mgCalcium: 54mgIron: 3mg

Nutritional information is calculated online and should be used as a guide.

Keyword Asian flank steak, Asian marinade, easy Asian flank steak, flank steak marinade, flank steak recipes, grilled flank steak

All content and photographs ยฉClaudiaโ€™s Table and claudiastable.com

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