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Keto Beef Fajitas Recipe

Kicking off the new year with a return to home-cooked meals can feel both refreshing and rewarding. After weeks of dining out, there’s something incredibly satisfying about the aroma of sizzling beef and the vibrant colors of sautéed peppers and onions filling your kitchen. This recipe for Keto Beef Fajitas is a testament to that—perfect for anyone looking to maintain their ketogenic lifestyle without sacrificing flavor or variety.

With a versatile approach to seasoning, these fajitas can adapt to your taste on any given day, whether you’re in the mood for a tangy marinade or a robust dry rub. Paired with low-carb tortillas, the bold flavors of cumin, garlic powder, and red chile come alive, making this dish an ideal choice for a casual dinner, a festive gathering, or even a nutritious weekday meal. So, let’s dive into how you can bring this sizzling delight to your table.

Beef Fajitas

A keto-friendly twist on a classic Mexican dish, these Beef Fajitas are sure to impress with their bold flavors and vibrant colors.


  • 1 lb beef (sliced thin for fajitas)
  • 1 tsp salt
  • 1/2 tsp pepper
  • 1 tsp cumin
  • 1 tsp garlic powder
  • 1 tsp red chile powder
  • 1 large bell pepper, sliced
  • 1 large onion, sliced
  • Low-carb tortillas
  • Chile piquins (to taste, optional)
  • 1 lime (for serving)


  1. Season the sliced beef with salt, pepper, cumin, garlic powder, and red chile powder.
  2. Grill the seasoned beef to your preferred doneness, ideally medium rare.
  3. In a pan, sauté the sliced pepper and onion until they are soft and slightly charred.
  4. Warm the low-carb tortillas according to package instructions.
  5. Assemble the fajitas by adding the beef, sautéed pepper and onions to the tortillas.
  6. Garnish with salted chile piquins (if using) and a squeeze of lime over each fajita.

Breakdown of Ingredients and Average Carb Content

Understanding the carb content in your meals is crucial for maintaining a ketogenic diet. Here’s a quick breakdown:

  • Beef: 0g carbs (protein source)
  • Salt, Pepper, Cumin, Garlic Powder, Red Chile Powder: Negligible carbs
  • Bell Pepper: Approximately 4g carbs per 100g
  • Onion: Approximately 9g carbs per 100g (use sparingly for strict keto)
  • Low-Carb Tortillas: Carb content varies by brand; choose one with the lowest possible
  • Lime: Approximately 5g carbs per lime

The total carb count will largely depend on the specific brands of low-carb tortillas and the amounts of onion and bell pepper used. Aim for tortillas with no more than a few grams of net carbs each to keep this dish keto-friendly.

A Sizzling Conclusion

There’s no reason to miss out on the vibrant and diverse flavors of Mexican cuisine while following a ketogenic diet. These Keto Beef Fajitas are not just about keeping carbs low; they’re about celebrating the joy of cooking and eating food that’s as delicious as it is nutritious. Whether you’re gathering around the table with family or enjoying a quiet night in, this dish is a testament to the fact that a healthy diet doesn’t have to be restrictive. So fire up the grill, squeeze that lime, and dive into a dish that’s sure to become a staple in your keto-friendly repertoire.

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Tuesday 27th of February 2024

A thought leader’s perspective – much appreciated.

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