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Easy Keto Poblano Chicken Fajitas

When you are craving Mexican, these Easy Keto Poblano Chicken Fajitas are the perfect meal! Serve them with your favorite low-carb tortillas.

Easy Keto Poblano Chicken Fajitas

Craving the vibrant flavors of Mexican cuisine while following a keto diet? Look no further! In this blog post, I’m excited to share with you a mouthwatering recipe for Easy Keto Poblano Chicken Fajitas.

This Mexican-inspired dish brings together the zesty goodness of traditional fajitas with a keto-friendly twist. Best of all, these fajitas are effortlessly cooked in the oven on a sheet pan, making it a convenient option for busy weeknights.

Get ready to savor the irresistible combination of tender chicken, roasted poblano peppers, and a medley of colorful vegetables—all while staying on track with your keto lifestyle.

Let’s dive into the enticing world of Sheet Pan Poblano Chicken Fajitas and discover how this oven-baked delight can satisfy your cravings!

Transforming Traditional Fajitas into Keto-Friendly Delights

In the world of keto cuisine, finding ways to enjoy classic dishes while adhering to the low-carb, high-fat principles can be a delightful challenge. When it comes to Poblano Chicken Fajitas, a Mexican favorite bursting with flavors, making them keto-friendly requires some clever adaptations.

Whether you’re following a keto diet or simply looking for a low-carb alternative, transforming traditional Poblano Chicken Fajitas into keto-friendly delights opens up a world of culinary possibilities.

By understanding the principles behind these adaptations, you’ll be able to recreate this Mexican dish while staying true to your health goals. Let’s dive into the art of crafting keto-friendly Poblano Chicken Fajitas and discover how to enjoy a satisfying and flavorful meal.

Here are simple tips and substitutions to make traditional Fajitas keto-friendly:

Choose Low-Carb Tortilla Alternatives

Instead of using traditional flour tortillas, opt for low-carb alternatives such as lettuce wraps, coconut flour tortillas, or low-carb tortillas made with almond or flaxseed meals. These options are lower in carbs and align better with a keto lifestyle.

Replace High-Carb Marinades

Traditional fajita marinades often contain ingredients like sugar or high-carb sauces. For a keto-friendly version, skip the sugary marinades and opt for homemade alternatives.

You can use a combination of olive oil, lime juice, vinegar, and a mix of keto-friendly herbs and spices like chili powder, cumin, paprika, garlic powder, and salt to marinate the chicken. This will infuse the meat with flavor without adding unnecessary carbs.

Load Up on Low-Carb Veggies

Poblano peppers and onions are already great choices for fajitas, as they are relatively low in carbs. Feel free to add other low-carb vegetables like bell peppers, zucchini, or mushrooms to increase the variety and nutritional value of your fajitas.

Mindful Oil Choices

When sautéing the chicken and vegetables, opt for healthy oils like avocado oil or olive oil instead of vegetable or canola oil. These oils are higher in monounsaturated fats and contribute to a healthier fat profile.

Customize Your Toppings

Traditional fajita toppings like sour cream, guacamole, and cheese are generally keto-friendly. However, be mindful of portion sizes and choose full-fat options to keep your fat intake up and carb count low.

By following these tips and making mindful ingredient substitutions, you can create delicious and keto-friendly Poblano Chicken Fajitas that are packed with flavor, low-carbs, and aligned with your dietary goals.

Are you ready to make this Mexican-inspired keto recipe? Let’s dive in!

Easy Keto Poblano Chicken Fajitas

Ingredients for Keto Poblano Chicken Fajitas recipe

At the heart of every delicious dish lies a carefully curated selection of ingredients that come together to create a symphony of flavors. When it comes to Keto Poblano Chicken Fajitas, the combination of fresh, wholesome ingredients sets the stage for a truly sensational meal.

Let’s take a closer look at the key ingredients that make these fajitas a keto-friendly culinary delight. From the juicy chicken breast to the vibrant poblano peppers and zesty lime, each component plays a crucial role in creating a harmonious blend of textures and flavors.

Let’s explore the essential elements of Keto Poblano Chicken Fajitas and uncover how they contribute to a satisfying, low-carb, and delicious dining experience.

Chicken Breast

Tender and lean chicken breast serve as the protein base for these flavorful fajitas. Its mild flavor allows it to absorb the delicious marinade while remaining moist and juicy when cooked.

Herbs and Spices

A delightful blend of herbs and spices adds depth and complexity to the fajitas. In this recipe, I used Chili Powder, Cumin, Paprika, Garlic Powder, and Salt.

Chili powder brings a subtle heat, while cumin provides earthiness. Paprika contributes a smoky undertone, garlic powder adds savory notes, and salt enhances the overall flavor.

Olive Oil

Olive oil acts as both a marinade ingredient and a cooking oil. It helps tenderize the chicken and infuse it with a rich flavor, while also facilitating even cooking. Additionally, the healthy fats in olive oil align well with a keto lifestyle.

Red Pepper

Vibrant red bell peppers not only add a pop of color to the fajitas but also contribute a mild sweetness. They are packed with vitamins and antioxidants, making them a nutritious addition to the dish.

Poblano Pepper

The star of the show, poblano peppers brings a mild heat and a distinctive smoky flavor to the fajitas. These Mexican peppers are larger and less spicy than jalapeños, making them ideal for those who prefer a milder kick.

When roasted, their flavors intensify, adding complexity to the dish.


Sliced onions complement the other ingredients with their slightly sweet and savory taste. They become tender and caramelized when cooked, enhancing the overall flavor profile of the fajitas.


Lime provides a refreshing burst of acidity to balance the richness of the other ingredients. Its tangy juice adds brightness and can be squeezed over the fajitas just before serving to enhance the flavors.

Boston Bibb Lettuce

For those following a keto diet or looking for a low-carb option, Boston Bibb lettuce serves as an excellent substitute for traditional tortillas. Its crisp and tender leaves provide a refreshing and light base for the fajita ingredients.


Cilantro, with its bright and citrus-like flavor, adds a fresh and herbal note to the fajitas. Chop the leaves and sprinkled them over the dish before serving, enhancing the aroma and taste.

Avocado for Serving

Creamy and packed with healthy fats, avocado serves as a perfect garnish or side accompaniment. Its smooth texture and mild flavor provide a cool contrast to the warm and robust fajita ingredients, adding a touch of indulgence.

Ingredients in the sheet pan

health benefits of poblano peppers

With our ingredients in hand, we are now prepared to embark on the creation of Sheet Pan Poblano Chicken Fajitas. However, before we dive into the step-by-step procedure, let’s take a closer look at one of the essential components that make this dish truly exceptional—the mighty poblano pepper.

Poblano peppers not only add a delightful flavor and mild heat to dishes like Keto Poblano Chicken Fajitas but also offer an array of health benefits. These versatile Mexican peppers, named after the Mexican state of Puebla, are known for their distinctive smoky flavor and moderate spice level.

Here are some of the health benefits associated with poblano peppers:

  1. Rich in Vitamins and Minerals: Poblano peppers are packed with essential vitamins and minerals that support overall health. They are a great source of vitamin A, vitamin C, vitamin B6, and vitamin K.

    Vitamin A promotes healthy vision, while vitamin C boosts immune function and collagen production. Vitamin B6 is important for brain development and function, and vitamin K plays a crucial role in blood clotting and bone health.

  2. Antioxidant Powerhouse: Poblano peppers are loaded with antioxidants, which help protect the body against oxidative stress and reduce the risk of chronic diseases. These antioxidants, such as vitamin C and beta-carotene, neutralize harmful free radicals and promote cellular health.

  3. Supports Digestive Health: Poblano peppers are a good source of dietary fiber, which aids in digestion and promotes a healthy gut. Fiber helps regulate bowel movements, prevents constipation, and supports the growth of beneficial gut bacteria.

  4. Anti-Inflammatory Properties: Poblano peppers contain capsaicin, the compound responsible for their mild heat. Capsaicin has been shown to have anti-inflammatory properties and may help reduce inflammation in the body. This can be beneficial for individuals with inflammatory conditions such as arthritis.

  5. Weight Management: Poblano peppers are low in calories and high in fiber, making them a great addition to a weight management plan. The fiber content helps you feel fuller for longer, reducing the likelihood of overeating.

    Additionally, the metabolism-boosting properties of capsaicin may help promote weight loss by increasing calorie expenditure.

  6. Heart-Healthy Benefits: Poblano peppers contain compounds that support heart health. They are low in sodium and rich in potassium, a combination that helps regulate blood pressure.

    The antioxidants found in poblano peppers can also help reduce the risk of cardiovascular diseases by preventing oxidative damage to blood vessels.

While poblano peppers are generally considered mild, individual sensitivity to spice may vary. If you find them too spicy, removing the seeds and white membranes can help reduce the heat.

Incorporating poblano peppers into your diet, such as in dishes like Keto Poblano Chicken Fajitas, allows you to enjoy their unique flavor while reaping the health benefits they offer.

It’s important to note that if you have specific dietary concerns or medical conditions, it’s best to consult with a healthcare professional or registered dietitian before making any significant changes to your diet.

Meal Prepping and Leftover Ideas for Poblano Chicken Fajitas

Are you ready to streamline your mealtime routine while still enjoying the mouthwatering flavors of Easy Keto Poblano Chicken Fajitas? Look no further than the art of meal prepping and cleverly repurposing leftovers!

By investing a little time and planning ahead, you can effortlessly savor this delicious dish throughout the week while minimizing kitchen stress. Let’s unveil the secrets to successful meal prepping and provide you with creative ideas to transform any remaining fajita components into exciting new meals.

Get ready to conquer the kitchen and discover the convenience and versatility that meal prepping and leftovers bring to your culinary journey.

Meal Prepping Poblano Chicken Fajitas

  1. Plan and Prep Ahead: Start by planning your meals for the week, including Easy Keto Poblano Chicken Fajitas as one of your delicious options.

    Take inventory of your ingredients and determine the quantity you’ll need for each serving. Preparing your chicken, slicing the peppers and onions, and mixing your marinade in advance will save you valuable time during hectic weekdays.

  2. Portion and Store: Once your fajita components are cooked and ready, portion them into meal-sized containers or compartments.

    Consider using divided meal prep containers to keep your ingredients separate and maintain freshness. Properly storing your prepped ingredients in the refrigerator allows for easy assembly when you’re ready to enjoy your fajitas.

  3. Reheating Tips: When it’s time to enjoy your prepped fajitas, consider reheating them in a skillet over medium heat for a few minutes until heated through. This will help retain the textures and flavors of the dish.

    If you prefer using a microwave, reheat in short intervals, stirring in between, to ensure even heating.

Repurposing Leftover Poblano Chicken Fajitas

Here are easy meal ideas to repurpose your Keto Poblano Chicken Fajitas and create delicious new dishes.

  1. Fajita Stuffed Peppers: Scoop out the seeds and membranes from bell peppers and stuff them with leftover chicken, peppers, and onions. Top with shredded cheese and bake until the peppers are tender and the cheese is melted.

    This creative twist transforms your fajita ingredients into a satisfying and colorful meal.

  2. Fajita Bowls: Create a nutritious and filling fajita bowl by layering your leftover chicken, peppers, and onions over a bed of cauliflower rice or lettuce. Top with your favorite low-carb toppings such as diced avocado, cherry tomatoes, and a dollop of sour cream. Drizzle with lime juice for a fresh burst of flavor.

  3. Fajita Omelet: Transform your fajita leftovers into a delicious breakfast or brunch option.

    Beat eggs with a splash of milk and pour them into a heated skillet. Add your leftover chicken, peppers, and onions to one side of the omelet and fold it over. Cook until the eggs are set, and enjoy a protein-packed start to your day.

  4. Fajita Salad: Create a vibrant and refreshing salad using your leftover fajita ingredients.

    Toss together mixed greens, sliced avocado, cherry tomatoes, and your chicken, peppers, and onions. Drizzle with a tangy vinaigrette or squeeze fresh lime juice over the top for a delightful, light meal option.

Now that we’re familiar with the fantastic ingredients and how they come together in this recipe, and we’ve got our meal prepping and leftover tricks up our sleeves, it’s time to dive right into the step-by-step procedure and bring these mouthwatering Keto Poblano Chicken Fajitas to life!

Get ready to have some fun in the kitchen and enjoy every flavorful bite. Let’s get cooking and create a meal that will leave you smiling from ear to ear!

Easy Keto Poblano Chicken Fajitas

Easy Keto Poblano Chicken Fajitas

Yield: 4
Prep Time: 10 minutes
Cook Time: 25 minutes
Total Time: 35 minutes



  1. Preheat the oven to 400°
  2. Slice chicken breast into strips. Place in a medium bowl and add the chili powder, cumin, paprika, garlic powder, salt, and 2 tbsp olive oil. Mix well.
  3. Slice the peppers and onions and toss in 1 tbsp of olive oil. Season with salt and pepper.
  4. Transfer to a sheet pan and bake for 25 minutes or until chicken reaches 165°F.
  5. Toss chicken and veggies together and add lime juice and cilantro.
  6. Serve on top of Bibb lettuce with avocado.
Nutrition Information
Serving Size 1
Amount Per Serving Calories 301Total Fat 12gSaturated Fat 0gTrans Fat 0gUnsaturated Fat 0gCholesterol 0mgSodium 0mgCarbohydrates 5gFiber 2gSugar 0gProtein 54g

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Easy Keto Poblano Chicken Fajitas

More Mexican-Inspired Keto Recipes to Try:

  1. Clean Keto Chicken Mexican Rice
  2. Taco Salad with Cilantro Lime Sauce
  3. Tequila Lime Chicken Thighs
  4. Clean Keto Stuffed Acorn Squash
  5. Easy Chili Lime Steak Fajitas

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