French Onion Flank Steak

Lesley Baradel
French Onion Flank Steak
French Onion Flank Steak

French Onion Flank Steak

French onion soup mix gives a flavor boost to flank steak as do crispy fried onions placed on top just before serving.
4 from 2 votes
Prep Time 5 mins
Cook Time 12 mins
Resting Time 5 mins
Total Time 22 mins
Course Beef
Cuisine American
Servings 8 servings
Calories 269 kcal


  • 2 lb flank steak
  • 1 Tbsp extra-virgin olive oil
  • 1 1.25-oz packet dry onion soup mix
  • 3 oz aged white Cheddar cheese shredded
  • 1/2 cup french-fried onions


  • Preheat the broiler. Coat both sides of steak with oil and soup mix. Broil for 5 minutes on each side or until almost the desired degree of doneness.
  • Remove flank steak from oven and sprinkle evenly with the cheese. Put back in the oven for a minute or two or until cheese is melted.
  • Remove steak from oven, transfer to a cutting board and allow to rest for about 5 minutes. Slice and top with the fried onions before serving.


Nutrition Nugget:  Flank steak is one of the leanest cuts of beef you can buy  and also affordable so it is something we use often! 


Calories: 269kcalCarbohydrates: 6gProtein: 29gFat: 14gSaturated Fat: 5gCholesterol: 111mgSodium: 83mg
Keyword flank steak, onions
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Lesley Baradel

We (Lesley and Ann) first met years ago while training for Ironman Wisconsin. Our paths crossed again at Georgia State University while studying to become registered dietitian nutritionists. Over the years, our paths kept crossing and we soon discovered that we shared a love for menu planning. This blossomed into My Menu Pal where we help the food industry up their nutrition game to become their customer's nutrition hero.
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