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93% would make again

Slow-Cooker Steak Fajitas

Tasty Team


for 4 servings

  • 1 yellow onion, sliced
  • 1 red bell pepper, sliced
  • 1 yellow bell pepper, sliced
  • 1 green bell pepper, sliced
  • 1 ½ lb flank steak (680 g)
  • 2 tablespoons taco seasoning
  • 4 cloves garlic, minced
  • 1 lime, juiced
  • 10 oz diced tomato with green chilli (285 g), 1 can, drained
  • flour tortilla, or corn tortilla
  • fresh cilantro, for garnish, optional
  • cotija cheese, for garnish, optional

Nutrition Info

    Calories 311
    Fat 9g
    Carbs 22g
    Fiber 5g
    Sugar 10g
    Protein 34g

Estimated values based on one serving size.


  1. Place onions, peppers, and whole flank steak in the slow cooker. Top with taco seasoning, garlic, lime, and diced tomatoes.
  2. Cover and cook on high for 4 hours or on low for 8 hours.
  3. Remove steak from the slow cooker.
  4. Optional: broil steak for 4-5 minutes until crisp for added texture.
  5. Slice steak across the grain into thin strips.
  6. Add the steak back into the slow cooker and combine with other ingredients.
  7. Plate with tortillas of your choice and garnish with cilantro and cotija (optional).
  8. Enjoy!

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