Flank Steak with Chimichurri Sauce | Torrance Memorial

Published on July 01, 2021

Flank Steak with Chimichurri Sauce

Easy Argentinian marinated Flank Steak with Chimichurri Sauce is bursting with bold savory flavors and just a hint of heat. This quick-seared steak is a good source of protein, iron, and B-vitamins.

flank steak

Prep Time: 15 mins/Cook Time: 20 mins/Total Time: 35 mins

Servings: 4


  • 1 ½ pounds of flank steak


  • ¼ cup oil
  • 1 teaspoon chili powder
  • 1 teaspoon onion powder
  • Juice of one lime

Chimichurri Sauce

  • ¼ cup cilantro
  • ½ cup parsley
  • ½ onion diced
  • 1 teaspoon salt or to taste
  • ¼ teaspoon pepper
  • 1 tablespoon garlic
  • ½ teaspoon Italian blend seasoning
  • ½ teaspoon crushed red pepper flakes
  • 1/3 cup oil
  • 2 tablespoons red wine vinegar


1. Whisk together marinade ingredients. Combine marinade and steak in a large ziplock bag. Seal and chill for 30 minutes or up to overnight

2. Combine all chimichurri ingredients in a blender or food processor, and pulse until smooth

3. Preheat an oiled skillet or grill to medium-high heat. Sear steak for 6-8 minutes on each side until heavily browned on the outside and slightly pink in the middle

4. Thinly slice steak across the grain and serve with chimichurri sauce on top

Nutrition: 4 oz serving: 538 calories, 3g carbohydrate, 37g protein, 41gm fat, 318mg sodium

Recipe Courtesy of Kyomi Bolender, RDN - Kyomi has over 30 years of experience in the clinical setting specializing in critical care nutrition support.