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Dinner · Part 1 of 3: Ingredients

Easy Crockpot Mexican Shredded Flank Steak

A top-down view of a black slow cooker filled with raw flank steak, sliced peppers, onions, and salsa.
Prep
Cook
Total
Serves
4
Includes 5 min resting

This simple slow cooker Mexican shredded flank steak is the ultimate solution for a busy weeknight. By utilizing the gentle, consistent heat of a crockpot, you can transform a tough cut of beef into a succulent, tender meal that melts in your mouth without any active effort or complex techniques required.

Mexican-inspired flavors are a favorite for a reason, blending savory spices, zesty salsa, and fresh vegetables into a cohesive dish that feels like a celebration. This recipe relies on the slow cooker to break down the fibers of the flank steak, infusing it with the bold taste of fajita seasoning and chunky salsa.

It is perfect for those who want a hearty, flavorful dinner ready by the time they walk through the door, requiring only a few minutes of preparation to get everything into the basin.

Ingredients

Makes 4 servings · serves 4

Main Ingredients

  • 1 1/2 lb flank steak

Vegetables

  • 1 large red bell pepper, sliced
  • 1 medium yellow onion, sliced

Seasoning

  • 1 packet fajita seasoning

Sauce

  • 16 oz chunky salsa

Why this recipe works

The slow cooking method works by breaking down the connective tissue in the flank steak over several hours. Because flank steak is a lean but muscular cut, a low and slow environment is essential to achieving a tender texture that shreds easily. The moisture from the chunky salsa creates a self-basting environment, ensuring the meat stays juicy while the seasoning penetrates deep into the fibers.

Layering the ingredients correctly is key to this method's success. Placing the steak at the bottom allows it to be closest to the heat source, while the vegetables on top soften without turning to mush.

Ready to start cooking right away??? Jump to Part 2 ? Step-by-Step Method ?

The salsa acts as both a flavor base and a liquid medium, preventing the meat from drying out. This combination creates a balanced, savory result that requires absolutely no additional liquid, making it an incredibly efficient process.

Notes and substitutions

When choosing your ingredients, opt for a high-quality jar of chunky salsa that matches your preferred heat level, as this will define the final flavor profile of the dish. Flank steak is ideal due to its distinct grain, which shreds beautifully once cooked.

If you cannot find flank steak, skirt steak or even flap meat can be used, though you may need to adjust the cooking time slightly as these cuts vary in thickness and fat content.

Regarding equipment, a standard oval slow cooker works best for this recipe as it allows for an even distribution of the steak and vegetables. If you find the seasoning packet too salty, consider using a lower-sodium variety or mixing your own blend of cumin, chili powder, and garlic powder to maintain control over the flavor.

Always ensure the lid fits snugly to maintain the necessary temperature and moisture levels throughout the entire duration of the cooking cycle.

  • flank steak: skirt steak or flap meat
  • fajita seasoning: a blend of chili powder, cumin, garlic powder, and paprika

Equipment

  • Slow cooker
  • Chef knife
  • Cutting board
  • Tongs
  • Two forks

Coming up in Part 2: the method

  1. Preparation and assembly · 1 stepAssemble the slow cooker
  2. Slow cooking cycle · 1 stepCook the steak
  3. Shredding and final serving · 1 stepShred and serve

Up next · Part 2 of 3

3 steps · 8 h of cooking · what to look for at each stage

Step-by-step instructions (Part 2)