Grilled steak with a sweet twist!

  • Not your typical grilled burger or ribeye
  • Fun, GRILLED pineapple salsa to go with it
  • Yummy, simple marinade
  • Just 10 minutes on the grill
  • Uses sweet and fresh produce perfect for summer!
grilled flank steak sliced on a large plate with pineapple salsa

Should flank steak be marinated?

Flank steak benefits from a marinade because it’s not as tender of a cut.The marinade helps tenderize the steak and adds a ton of flavor. Ideally, flank steak should be marinated for 6-24 hours! It makes this recipe a great one to prep the day before grilling.

Pro tip: Allow ¼ to ½ cup of marinade for every pound of beef, and always marinate beef in the refrigerator, never at room temperature. 

Here’s a few more tips about marinades and rubs! Then check out this guide for the best flank steak substitute (hint, they should all be marinated).

Ingredients You’ll Need

ingredients for grilled flank steak with pineapple salsa
  • Coconut aminos: Sub soy sauce if you aren’t gluten free

How to Make Grilled Flank Steak with Pineapple Salsa

flank steak in a ziploc bag wtih marinade
  1. Marinate the flank steak for at least 6 hours in the refrigerator prior to grilling. Once it’s ready, preheat the grill to high (about 450°F).
pineapple slices in a ziploc bag
  1. Slice and place the pineapple in a ziplock bag with 2 tablespoons of maple syrup and toss to coat.
marinated flank steak placed on the grill
  1. Grill steak at 450°F. Sear for 1-2 minutes on each side with the grill open then transfer it to indirect heat. 
pineapple and red bell pepper slices placed on a grill
  1. Add pineapple and peppers to the grill, close the lid, and cook the steak, pineapple and peppers for 3 minutes. 
pineapple and red bell pepper slices on a grill
  1. Flip the pineapple, peppers, and steak then close the lid and cook for an additional 3 minutes. Pull it from the heat when it reaches 130-135°F for medium rare.
grilled flank steak sliced on a cutting board
  1. Allow the steak to rest on a clean cutting board for 5-7 minutes while making the salsa.
grilled flank steak with pineapple salsa on top
  1. Make the salsa and serve it on top of the steak cut against the grain.

Molly’s Pro Tip

If you don’t have 6 hours to marinade, try to give it at least 2 hours in the fridge. It helps tenderize and build flavor!

Why We Love Beef in Our Diet

Beef is packed with essential nutrients and contains 10 essential nutrients, including B-vitamins and zinc, which give you energy and support a healthy immune system. We recently gave our 7 month old steak and she loved it!

There are 17,000 beef farms in Ohio (where we live!) and 98 percent are family-owned and operated. We love knowing where our food comes from.

FAQs

How should flank steak be cooked?

Flank steak can be pretty tough if it isn’t properly cooked. Grilling it is a great option because it can be cooked at a high heat for short amount of time. The goal is to keep the cook-time to a minimum for a tender steak.

How long does it take to grill a flank steak?

It takes about 10 minutes to cook a flank steak to medium-rare. You will sear it on both sides for 3-4 minutes then finish it on indirect heat for another 6 minutes, flipping halfway through.

Do you close the grill when cooking steak?

Leaving the grill up slows the cooking process because it reduces the heat. Large steaks, like flank steak, are thicker and have much more meat to cook through, so closing the lid allows the heat to penetrate the steak and cook it quicker for a more tender steak.

fork on a plate with grilled flank steak and pineapple salsa

If you love this recipe as much as I do, don’t forget to follow me on Instagram and tag me with @what_mollymade so I can see it and feature you.

This recipe is sponsored by the Ohio Beef Council. All thoughts and opinions are my own. Thank you to brands like them who believe in my recipes and allow me to continue to share free recipes with you.

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5 from 2 votes

Grilled Flank Steak with Pineapple Salsa

Prep: 2 hours
Cook: 10 minutes
Learn how to make grilled flank steak with pineapple salsa. A simple marinade and 10 minutes on the grill and you have a tender steak with a sweet and fresh topping.

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Servings: 4 servings

Ingredients

Pineapple Marinated Steak

  • 1/3 cup extra virgin olive oil
  • 2 cloves garlic
  • 2 tablespoons lemon juice
  • 1/4 cup coconut aminos
  • 1/3 cup pineapple juice
  • 2 tablespoons maple syrup
  • 1 teaspoon sea salt
  • 1/2 teaspoon pepper
  • 2 lb flank steak

Pineapple Salsa

  • 1 medium pineapple cut into spears (about 10-12 spears)
  • 1 tablespoon maple syrup
  • 1 jalapeno diced very small
  • 1 red bell pepper cut into rings or thick strips
  • 1/2 red onion diced
  • 2 tablespoons lime juice about 1 lime
  • 2 tablespoons fresh cilantro chopped
  • 1 teaspoon sea salt

Instructions 

  • Add the olive oil, garlic, lemon juice, coconut aminos, pineapple juice, maple syrup, salt and pepper to a gallon freezer bag and shake it well to mix it. Add the flank steak and shake it or roll it around in your hands a few times to coat the steak in the marinade. Place it in the fridge for 6 hours or overnight.
    1/3 cup extra virgin olive oil, 2 cloves garlic, 2 tablespoons lemon juice, 1/4 cup coconut aminos, 1/3 cup pineapple juice, 2 tablespoons maple syrup, 1 teaspoon sea salt, 1/2 teaspoon pepper, 2 lb flank steak
  • Once the steak is marinated, prepare the pineapple to be grilled as well. Place in a ziplock bag with 2 tablespoons of maple syrup and toss to coat.
    1 medium pineapple, 1 tablespoon maple syrup
  • Preheat the grill to high (about 450°F). Place the flank steak on the grill and discard the marinade. Sear the steak for 1-2 minutes on each side with the grill open then transfer it to indirect heat. Add the pineapple and peppers directly on the grill grates then close the lid and cook the steak, pineapple and peppers for 3 minutes. Open the lid, flip the pineapple, peppers and steak then close the lid and cook for an additional 3 minutes or until the steak reaches your desired doneness. Pull it from the heat when it reaches 130-135°F for medium rare.
    1 red bell pepper
  • Once it’s done, transfer it to a clean cutting board with the pineapple and peppers. Allow the steak to rest for 5-7 minutes prior to cutting.
  • While the steak is resting, make the salsa. Finely chop the grilled pineapple and bell peppers and transfer to a medium bowl. Add the rest of the salsa ingredients and stir to combine. Cut the steak against the grain and serve with the grilled pineapple salsa.
    1 jalapeno, 1/2 red onion, 2 tablespoons lime juice, 2 tablespoons fresh cilantro, 1 teaspoon sea salt
Last step! If you make this, please leave a review letting us know how it was!

Notes

If you don’t have 6 hours to marinade, try to give it at least 2 hours in the fridge. It helps tenderize and build flavor!

Video

Nutrition

Serving: 8ounces | Calories: 463kcal | Carbohydrates: 21.6g | Protein: 51g | Fat: 18.7g | Cholesterol: 136mg | Sodium: 1707mg | Fiber: 2.5g | Sugar: 14.6g

Nutrition information is automatically calculated, so should only be used as an approximation.

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5 from 2 votes (1 rating without comment)

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4 Comments

  1. Nicole says:

    5 stars
    This was SO good! I will definitely be making this many times over the summer. Loved the pineapple salsa as well. #WhatWEMade

    1. Molly T says:

      Thank you Nicole!

  2. Alison says:

    Any tips for if you don’t have a grill?

    1. Molly Thompson says:

      Yes! I would broil it in the oven for 12-14 minutes, flipping halfway!