My grandmother’s kitchen was a place of quiet, deliberate magic, but the most powerful spell she ever cast was with a single, vibrant green sauce. She would stand at the counter, a worn mortar and pestle in her hands, crushing garlic and herbs until the air smelled like a garden after a summer rain, and I knew that whatever humble piece of meat was destined for the grill was about to become a legend.
This is that legend, reimagined as the ultimate weeknight victory. We’re taking the bold, herbaceous punch of that traditional Argentine chimichurri and draping it over perfectly seared, juicy steak, all cradled in a warm corn tortilla. This isn’t just a taco; it’s a flavor explosion that’s deceptively simple to make, proving that the best meals often come from a handful of fresh ingredients and a little bit of love.
The Chimichurri Steak Tacos Difference
- Bright, Herbaceous Punch: The raw, vibrant chimichurri cuts through the rich, fatty steak, creating a perfect balance of flavors that no cooked salsa can match.
- Texture Contrast: You get the crispy, charred edges of the steak, the soft, warm tortilla, and the fresh, slightly crunchy texture of the parsley and oregano in the sauce.
- Effortless Elegance: This recipe looks and tastes like you spent hours in the kitchen, but the active cooking time is under 20 minutes. It’s the perfect “wow” meal for a busy weeknight.
The Essential Components
- 1.5 lbs Flank or Skirt Steak: (The star of the show – its robust flavor and quick cooking time are ideal for tacos)
- 1 cup Fresh Flat-Leaf Parsley, packed: (The backbone of the chimichurri; use flat-leaf for better flavor and less bitterness)
- 1/2 cup Fresh Oregano, packed: (A non-negotiable for authentic chimichurri; it adds an earthy, peppery note)
- 4-5 Garlic Cloves: (The pungent kick that wakes up the whole sauce)
- 1/2 cup Extra Virgin Olive Oil: (The carrier for all that flavor; use a good quality one for the best result)
- 3 tbsp Red Wine Vinegar: (The acidity that brightens the sauce and balances the fat)
- 1/2 tsp Red Pepper Flakes: (For a gentle warmth, not overwhelming heat)
- Salt and Black Pepper: (To season the steak and the sauce)
- 8-12 Small Corn or Flour Tortillas: (Warm them on a dry skillet or over a gas flame for the best texture)
Swaps & Alternatives
- Steak Swap: No flank or skirt steak? Use sirloin or ribeye. Just be mindful of cooking times, as these cuts are thicker.
- Herb Variations: If you can’t find fresh oregano, you can use a mix of parsley and fresh cilantro. For a milder sauce, use less garlic.
- Vinegar Options: Sherry vinegar or white wine vinegar can be used in place of red wine vinegar for a slightly different acidity profile.
- Make it Vegan: This chimichurri is incredible on grilled portobello mushrooms or thick slices of cauliflower. The sauce is naturally vegan and gluten-free.
- Spice Level: For a spicier chimichurri, add a finely chopped serrano or jalapeño pepper along with the herbs.
Chef’s Twists
- Smoky Char: Before slicing the steak, char the whole tortillas directly over a gas flame or on a very hot cast-iron skillet for a smoky, blistered finish.
- Avocado Crema: Blend one ripe avocado with 1/4 cup sour cream, a squeeze of lime, and a pinch of salt for a cool, creamy counterpoint to the chimichurri. This pairs wonderfully with a side of Creamy Avocado Salsa Verde.
- Pickled Onions: Quick-pickle some thinly sliced red onions in lime juice and salt for 15 minutes. Their sharp, acidic crunch is a fantastic addition.
How to Make Chimichurri Steak Tacos
1. Make the Chimichurri Sauce
While the steak comes to room temperature (about 15 minutes), make the sauce. Finely chop the parsley, oregano, and garlic cloves. You can do this by hand for a more rustic texture, or pulse them in a food processor for a smoother sauce. Place the chopped herbs and garlic in a bowl, then whisk in the olive oil, red wine vinegar, red pepper flakes, and a generous pinch of salt and pepper. Set it aside to let the flavors meld.2. Prep and Season the Steak
Pat the flank steak dry with paper towels—this is crucial for a good sear. Season it very generously on all sides with kosher salt and freshly ground black pepper. Don’t be shy; the salt will help create a beautiful crust.3. Sear the Steak to Perfection
Heat a large cast-iron skillet or grill pan over high heat until it’s smoking hot. Add a drizzle of high-smoke-point oil like avocado or canola. Carefully lay the steak in the pan. Let it sear undisturbed for 4-5 minutes for a perfect medium-rare, depending on thickness. Flip and cook for another 3-4 minutes. For a 1-inch thick flank steak, this is my sweet spot. Use a meat thermometer if you have one—125°F for medium-rare.4. Rest and Slice
This is the hardest part, but it’s non-negotiable. Transfer the steak to a cutting board and let it rest for at least 5-7 minutes. Resting allows the juices to redistribute throughout the meat, so they don’t run out all over your cutting board when you slice it. After resting, slice the steak thinly against the grain. Cutting against the grain shortens the muscle fibers, making every bite tender.5. Warm the Tortillas and Assemble
While the steak rests, warm your tortillas. You can wrap them in foil and put them in a 350°F oven for 5 minutes, or heat them one by one in a dry skillet for about 30 seconds per side. To assemble, lay a few slices of steak in the center of each warm tortilla. Drizzle generously with the chimichurri sauce. If you’re feeling fancy, add a dollop of that avocado crema or some pickled onions.Avoid These Pitfalls
- Overcooking the Steak: Flank and skirt steak get tough very quickly when cooked past medium. Use high heat and a timer to ensure a juicy, pink center.
- Skipping the Rest: Cutting into the steak immediately will release all its juices onto the board, leaving you with dry, sad tacos. Patience is a virtue here.
- Making the Chimichurri Too Early: While the flavors meld, the vibrant green color of the herbs will start to darken. Make it no more than an hour ahead for the brightest, most beautiful sauce.
Perfect Pairings
These tacos are a complete meal on their own, but a few simple sides can elevate the whole experience. A side of Cilantro Lime Rice is a classic, fluffy companion that soaks up any extra chimichurri.For a different vibe, try these alongside our Crockpot Pork Tacos for a taco bar that has something for everyone. If you’re craving more of that coastal flavor, our Baja Shrimp Tacos are a fantastic, crispy alternative. And for a fun, crunchy twist, you have to try the Smashed Dumpling Street Tacos or the innovative Chicken Caesar Smash Tacos.
Speaking of chicken recipes, this chimichurri is also phenomenal on grilled chicken. If you’re looking for a quick chicken dinner, simply marinate chicken thighs in half the chimichurri, grill them, and serve them in tacos or over rice. It’s one of my favorite chicken meals for a busy week. For more chicken ideas, you can use the leftover chimichurri as a marinade for any of your go-to chicken dishes—it works magic on everything from breasts to drumsticks.
First time making Chimichurri Steak Tacos? I hope this guide made it easy. Let me know how it turned out!
What is the best cut of steak to use for chimichurri steak tacos?
The article recommends using a cut with good marbling like flank steak or skirt steak, as they stay tender and juicy when cooked quickly over high heat.
Why is it important to let the steak rest after cooking?
Resting the steak for at least 5-7 minutes allows the juices to redistribute throughout the meat, preventing them from running out when you slice it and ensuring the tacos are juicy rather than dry.
What is a common mistake to avoid when making the chimichurri sauce?
You should avoid making the chimichurri too far in advance, as the vibrant green color of the herbs will start to darken. It is best to make it no more than an hour ahead for the brightest, most beautiful sauce.
Can this recipe be made vegan?
Yes, the article notes that the chimichurri sauce is naturally vegan and gluten-free, and it can be served on grilled portobello mushrooms or thick slices of cauliflower as a vegan alternative to steak.
Chimichurri Steak Tacos
Equipment
- Large cast-iron skillet or grill pan
- Cutting board
- Chef’s knife
- Measuring cups and spoons
- Mixing bowl
- whisk or fork
- Paper towels
- Tongs
- Meat thermometer (optional)
- Small skillet or gas flame for warming tortillas
Ingredients
- 1.5 lbs flank steak or skirt steak
- 1 cup fresh flat-leaf parsley, packed
- ½ cup fresh oregano, packed
- 4-5 garlic cloves
- ½ cup extra virgin olive oil
- 3 tbsp red wine vinegar
- ½ tsp red pepper flakes
- 1 tsp kosher salt plus more for seasoning
- ½ tsp freshly ground black pepper plus more for seasoning
- 8-12 small corn tortillas
- 1 tbsp avocado oil or canola oil for searing
Instructions
- Let the steak come to room temperature for about 15 minutes. Meanwhile, make the chimichurri: finely chop the parsley, oregano, and garlic cloves. Place them in a bowl and whisk in the olive oil, red wine vinegar, red pepper flakes, and a generous pinch of salt and pepper. Set aside.
- Pat the steak dry with paper towels. Season generously on all sides with kosher salt and freshly ground black pepper.
- Heat a large cast-iron skillet or grill pan over high heat until smoking hot. Add a drizzle of avocado oil. Carefully place the steak in the pan and sear undisturbed for 4-5 minutes for medium-rare (or until a meat thermometer reads 125°F). Flip and cook for another 3-4 minutes.
- Transfer the steak to a cutting board and let it rest for 5-7 minutes. This allows the juices to redistribute.
- While the steak rests, warm the tortillas: heat them one by one in a dry skillet for about 30 seconds per side, or wrap in foil and warm in a 350°F oven for 5 minutes.
- Slice the rested steak thinly against the grain.
- Assemble the tacos: lay a few slices of steak in the center of each warm tortilla. Drizzle generously with the chimichurri sauce. Serve immediately.
