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Slow-Cooker Steak Fajitas

These flavorful fajitas are made easy with a slow cooker. Tender steak is combined with bell peppers and onions and slow-cooked to perfection. Serve with tortillas and all your favorite toppings.

Tasty Team
93% would make again

Under 30 minutes

Slow-Cooker Steak Fajitas

Under 30 minutes

Ingredients

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.

Preparation

  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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Slow-Cooker Steak Fajitas