Low Carb Chicken Taco Casserole

Thank you so much for being here—honestly, it means more than you know 💛 Every recipe shared and saved tells me you love easy, comforting meals just as much as I do. And right after this title, I’m bringing you one of those why-didn’t-I-make-this-sooner dinners. Low Carb Chicken Taco Casserole is bold, cheesy, cozy, and proof that low carb does not mean low flavor. This is one of those casseroles that disappears fast, so fair warning!

Overview of Low Carb Chicken Taco Casserole

This Low Carb Chicken Taco Casserole takes everything you love about tacos—seasoned chicken, creamy cheese, bold spices—and turns it into an easy baked dinner without the tortillas or rice. It’s hearty, comforting, and perfect for weeknights when you want something filling but still low carb. I promised you versatile, and here’s proof!

Reasons to Love This Recipe

  • Naturally low carb and keto-friendly
  • Simple ingredients and minimal prep
  • One baking dish, easy cleanup
  • Family-friendly and customizable
  • Great for leftovers and meal prep

What Does It Taste Like?

It’s savory, cheesy, and packed with classic taco flavor. The chicken stays juicy while the creamy sauce binds everything together, and the melted cheese on top gives you that irresistible golden finish. Anything but boring!!

Benefits of This Recipe

  • High in protein
  • Low in carbohydrates
  • Keeps you full and satisfied
  • Easy to adjust spice levels
  • Perfect for low carb lifestyles

Ingredients for Low Carb Chicken Taco Casserole

Main Ingredients

  • Cooked chicken breasts, shredded or diced
  • Olive oil
  • Onion, finely chopped
  • Garlic, minced
  • Taco seasoning (low carb or homemade)
  • Cream cheese, softened
  • Sour cream
  • Shredded cheddar cheese
  • Shredded Monterey Jack cheese
  • Diced tomatoes with green chilies (no added sugar)
  • Salt and black pepper
  • Fresh cilantro (optional garnish)

Tools You’ll Need

  • 9×13-inch baking dish
  • Large skillet
  • Mixing bowl
  • Measuring cups and spoons
  • Spoon or spatula

Ingredient Additions and Substitutions

One of the best things about Low Carb Chicken Taco Casserole is how flexible it is:

  • Swap chicken for ground turkey or beef
  • Add diced bell peppers for extra texture
  • Stir in jalapeños for heat
  • Use dairy-free cheese and cream cheese if needed
  • Add cauliflower rice to bulk it up while staying low carb

How to Make Low Carb Chicken Taco Casserole

Step-by-Step Instructions

  1. Preheat oven to 375°F (190°C) and lightly grease a baking dish.
  2. Heat olive oil in a skillet over medium heat. Sauté onion until softened, then add garlic and cook until fragrant.
  3. Stir in shredded chicken and taco seasoning, mixing until well coated.
  4. In a bowl, combine cream cheese and sour cream until smooth.
  5. Add diced tomatoes with green chilies to the creamy mixture.
  6. Fold the chicken mixture into the sauce until fully combined.
  7. Spread everything evenly into the prepared baking dish.
  8. Sprinkle cheddar and Monterey Jack evenly over the top.
  9. Bake uncovered for 25–30 minutes, until bubbly and lightly golden.
  10. Let rest for 5 minutes before serving. Garnish with cilantro if desired.

What to Serve with Low Carb Chicken Taco Casserole

This casserole is filling on its own, but it pairs beautifully with:

  • Simple green salad
  • Roasted zucchini or cauliflower
  • Sautéed peppers and onions
  • Avocado slices or guacamole
  • Low carb tortilla chips (optional)

Tips for the Best Low Carb Chicken Taco Casserole

  • Use freshly shredded cheese for the best melt
  • Let the casserole rest before serving to set
  • Taste and adjust seasoning before baking
  • For extra browning, broil for 2–3 minutes at the end

Storage Instructions

Store leftovers in an airtight container in the refrigerator for up to 4 days. Reheat in the microwave or oven until warmed through. This casserole also freezes well for up to 2 months.

General Information

  • Cuisine: Tex-Mex inspired
  • Skill Level: Beginner
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes

Frequently Asked Questions About Low Carb Chicken Taco Casserole

Can I make this ahead of time?

Yes! Assemble the casserole, cover, and refrigerate up to 24 hours before baking.

Is this keto-friendly?

Absolutely. Just be sure to use a low carb taco seasoning.

Can I use rotisserie chicken?

Yes, and it makes this recipe even faster!

Can I make it spicier?

Add extra jalapeños, chili powder, or hot sauce to taste.

Conclusion

This Low Carb Chicken Taco Casserole is everything we love about comfort food—cheesy, flavorful, and satisfying—without the extra carbs. It’s easy, reliable, and perfect for busy nights when you want dinner to feel exciting without extra effort. Trust me, this one will be on repeat.

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