This Marinated Grilled Flank Steak is a delicious and flavorful dish that beef lovers will adore. Perfect for family dinners, barbecues, or special occasions, this recipe showcases the rich taste of flank steak while keeping it low in carbs. The marinade enhances the meat’s natural flavors and ensures a juicy, tender result every time.
Why You’ll Love This Recipe
- Easy to Prepare: With simple ingredients and straightforward steps, you’ll have a fantastic meal ready with minimal effort.
- Flavorful Marinade: The combination of balsamic vinegar, Worcestershire sauce, and spices creates a mouthwatering flavor that penetrates the meat.
- Perfect for Any Occasion: Whether it’s a weeknight dinner or a weekend gathering, this dish is sure to impress your guests.
- Low-Carb Delight: Enjoy a hearty meal without the extra carbs—ideal for those on low-carb diets.
- Versatile Serving Options: Pair it with sauces like Chimichurri or serve alongside vegetables for a complete meal.
Tools and Preparation
To make this Marinated Grilled Flank Steak, you’ll need some essential tools to ensure the best results.
Essential Tools and Equipment
- Grill
- Ziploc bags
- Colander
- Meat thermometer
- Chef’s knife or serrated knife
Importance of Each Tool
- Grill: Necessary for achieving those perfect grill marks and smoky flavor that enhances the flank steak.
- Meat Thermometer: This tool helps you check the steak’s doneness accurately, ensuring you serve it just how you like it.
Ingredients
This Marinated Grilled Flank Steak dinner is a low-carb meal that will please any beef lover.
For the Steak
- 1 1/2 lbs. flank steak (see notes)
- 1-2 T Steak Rub (see notes)
For the Marinade
- 2 T balsamic vinegar
- 2 T fresh-squeezed juice (see notes)
- 1 T Worcestershire sauce (gluten-free if needed)
- 1 tsp. garlic powder
- 1/4 tsp. fresh ground black pepper
- 1/4 tsp. salt
- 2 T olive oil
To Season Cooked Steak
- more salt and fresh-ground black pepper to season cooked steak

How to Make Marinated Grilled Flank Steak
Step 1: Prepare the Marinade
Combine the following ingredients in a bowl:
1. 2 T balsamic vinegar
2. 2 T fresh-squeezed juice
3. 1 T Worcestershire sauce
4. 1 tsp. garlic powder
5. 1/4 tsp. fresh ground black pepper
6. 1/4 tsp. salt
7. 2 T olive oil
Whisk until well blended.
Step 2: Marinate the Steak
Trim any excess fat from your flank steak if desired:
– If keeping some fat, make small slits to prevent curling on the grill.
– Rub both sides of the steak with your chosen steak rub.
Place the steak in a Ziploc bag, pour in the marinade, and seal tightly.
– Refrigerate for at least 8 hours or overnight for best results.
Step 3: Preheat Your Grill
When ready to cook:
– Remove the steak from the fridge and let it come to room temperature.
– Preheat your grill to high heat (450-500F or 230-260C).
Step 4: Grill the Steak
For those beautiful grill marks:
– Place the flank steak diagonally across the grill grates.
– Adjust heat to medium-high if possible.
Cook for about 3 minutes until you see grill marks, then rotate:
– Cook another 3 minutes at an opposite angle.
Turn over and cook for an additional 4-5 minutes on this side:
– Aim for an internal temperature of 130F/55C for medium rare using an instant-read thermometer.
Step 5: Rest and Slice
Once cooked:
– Remove from grill and cover with foil; let rest for 5-10 minutes.
– Slice thinly against the grain using a sharp knife.
Serve hot with your favorite sauces or sides!
How to Serve Marinated Grilled Flank Steak
Serving Marinated Grilled Flank Steak can elevate any meal. This flavorful dish pairs beautifully with a variety of sides and sauces, making it a versatile option for dinner parties or family meals.
With Chimichurri Sauce
- Chimichurri: This vibrant and herbal sauce adds freshness and tang that complements the rich flavor of the steak.
In Tacos
- Steak Tacos: Slice the steak thinly and serve in warm corn tortillas topped with fresh cilantro, diced onions, and a squeeze of lime for a delightful meal.
Over Salad
- Salad Bowl: Serve sliced flank steak over a bed of mixed greens, cherry tomatoes, avocado, and your favorite dressing for a healthy option.
With Garlic Mashed Potatoes
- Garlic Mashed Potatoes: Creamy mashed potatoes with roasted garlic provide a comforting side that balances the bold flavors of the steak.
On a Sandwich
- Steak Sandwich: Layer sliced flank steak on crusty bread with sautéed onions and peppers for a delicious sandwich option.
With Grilled Vegetables
- Grilled Veggies: Pair with seasonal vegetables like zucchini, bell peppers, and asparagus that are grilled to perfection alongside the steak.
How to Perfect Marinated Grilled Flank Steak
To ensure your Marinated Grilled Flank Steak turns out perfectly every time, keep these tips in mind.
- Choose Quality Meat: Select high-quality flank steak for better flavor and tenderness.
- Marinate Long Enough: Allow the steak to marinate for at least 8 hours; overnight is even better for deeper flavor.
- Bring to Room Temperature: Let the meat sit out before grilling so it cooks evenly.
- Use a Meat Thermometer: For precise cooking, check the internal temperature to reach your desired doneness.
- Cut Against the Grain: Slicing against the grain helps ensure each bite is tender.
- Let It Rest: Allowing the meat to rest after grilling retains its juices, resulting in more flavorful bites.

Best Side Dishes for Marinated Grilled Flank Steak
Choosing the right sides can enhance your meal experience. Here are some excellent options to serve alongside your Marinated Grilled Flank Steak.
- Roasted Brussels Sprouts: Crispy roasted Brussels sprouts add a savory crunch that pairs well with beef.
- Cauliflower Rice: A low-carb alternative that absorbs flavors beautifully; sauté with garlic for extra taste.
- Quinoa Salad: This nutritious salad mixed with veggies and herbs offers a refreshing contrast to rich meat.
- Sweet Potato Fries: The sweetness of baked fries complements the savory flavors of the flank steak perfectly.
- Coleslaw: A tangy coleslaw adds crunch and freshness that balances out the richness of grilled meat.
- Corn on the Cob: Grilled corn brushed with butter brings sweetness and a fun texture to your plate.
Common Mistakes to Avoid
Grilling the perfect Marinated Grilled Flank Steak can be tricky. Here are some common mistakes to watch out for.
- Ignoring Marination Time: Skipping the marinating process or not allowing enough time will result in less flavor. Aim for at least 8 hours for the best taste.
- Not Trimming the Fat: Leaving too much fat can cause flare-ups on the grill. Trim excess fat or make small slits in it to prevent curling.
- Overcooking the Steak: Cooking flank steak too long can make it tough. Use a meat thermometer to check for doneness, aiming for 130F/55C for medium rare.
- Cutting Against the Grain: Slicing with the grain will lead to chewy pieces. Always cut against the grain for tender slices.
- Skipping Resting Time: Not allowing the steak to rest after cooking can result in dry meat. Cover it with foil and let it rest for 5-10 minutes before slicing.
Storage & Reheating Instructions
Refrigerator Storage
- Store leftover Marinated Grilled Flank Steak in an airtight container.
- It will last in the refrigerator for up to 3 days.
- Make sure the steak is completely cooled before sealing to avoid condensation.
Freezing Marinated Grilled Flank Steak
- Wrap tightly in plastic wrap or aluminum foil, then place in a freezer-safe bag.
- It can be frozen for up to 3 months.
- Label with the date so you remember when you froze it.
Reheating Marinated Grilled Flank Steak
- Oven: Preheat to 350°F (175°C) and warm wrapped steak for about 10-15 minutes until heated through.
- Microwave: Place in a microwave-safe dish, cover loosely, and heat on medium power in short intervals of 30 seconds until warm.
- Stovetop: Heat a skillet over medium heat and sear each side of the sliced steak for about 1-2 minutes until warmed.

Frequently Asked Questions
What is Marinated Grilled Flank Steak?
Marinated Grilled Flank Steak is a flavorful beef dish made by marinating flank steak with herbs, spices, and liquids such as vinegar before grilling it to perfection.
How do I ensure my flank steak stays tender?
Using a marinade that includes acidic ingredients like balsamic vinegar helps tenderize the meat. Also, always cut against the grain after cooking.
Can I use a different cut of meat?
Yes, while flank steak is preferred, cuts like skirt steak or sirloin can also work well with this marinade recipe.
What should I serve with Marinated Grilled Flank Steak?
This dish pairs nicely with sides like roasted vegetables, salad, or Chimichurri sauce for added flavor.
How long should I marinate flank steak?
For optimal flavor, marinate your flank steak for at least 8 hours or overnight if possible.
Final Thoughts
This Marinated Grilled Flank Steak recipe offers a delicious way to enjoy beef while keeping it low-carb. Its versatility allows you to customize marinades and sides according to your taste preferences. Try this recipe today and impress your family or guests!

Marinated Grilled Flank Steak
Indulge in the savory delight of Marinated Grilled Flank Steak, a beautifully tender dish that brings out the rich flavors of beef while keeping it low-carb. Perfect for family gatherings or weekend barbecues, this recipe features a simple yet flavorful marinade made from balsamic vinegar and Worcestershire sauce. Allowing the steak to soak in the marinade ensures every bite is juicy and packed with flavor. Whether served with fresh Chimichurri sauce or tucked into tacos, this versatile dish promises to impress your guests and satisfy your cravings for hearty fare.
- Total Time: 27 minutes
- Yield: Serves approximately four people 1x
Ingredients
- 1 1/2 lbs flank steak
- 2 tbsp balsamic vinegar
- 2 tbsp fresh-squeezed juice
- 1 tbsp Worcestershire sauce
- 1 tsp garlic powder
- 2 tbsp olive oil
- Salt and pepper to taste
Instructions
- Prepare the Marinade: In a bowl, whisk together balsamic vinegar, fresh-squeezed juice, Worcestershire sauce, garlic powder, salt, pepper, and olive oil until well combined.
- Marinate the Steak: Rub steak with your chosen steak rub (if using) and place it in a Ziploc bag. Pour in the marinade, seal tightly, and refrigerate for at least 8 hours or overnight.
- Grill the Steak: Preheat grill to high heat (450-500°F). Remove steak from fridge and let it come to room temperature. Grill for about 3 minutes on each side until marked and cooked to an internal temperature of 130°F for medium rare.
- Rest and Slice: Allow steak to rest covered with foil for 5-10 minutes. Slice thinly against the grain before serving.
- Prep Time: 15 minutes
- Cook Time: 12 minutes
- Category: Main
- Method: Grilling
- Cuisine: American
Nutrition
- Serving Size: Approximately 4 oz (113g)
- Calories: 240
- Sugar: 2g
- Sodium: 350mg
- Fat: 14g
- Saturated Fat: 2g
- Unsaturated Fat: 11g
- Trans Fat: 0g
- Carbohydrates: 5g
- Fiber: 0g
- Protein: 26g
- Cholesterol: 70mg