← BlogJune 28, 2026

How to Make the Perfect Microwave Chicken Fajitas

Tex-Mex · Easy · 9 min · 2 servings

dairy-free
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These microwave chicken fajitas deliver bold Tex-Mex flavor by steaming thin chicken strips with peppers and onions in just minutes. This quick microwave method keeps the chicken juicy and the vegetables tender-crisp for a satisfying weeknight meal.

Why this recipe works

This Microwave Chicken Fajitas recipe has been crafted to deliver restaurant-quality results in your home kitchen. At just 9 minutes from start to finish, it fits perfectly into a busy schedule without sacrificing flavor. Each serving comes in at 310 calories with 30g of protein, making it a balanced choice for any meal.

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What you will need

This recipe uses 6 simple ingredients that you can find at any grocery store:

  • 8 ounces chicken breast thinly sliced
  • 1 medium bell pepper thinly sliced
  • 0.5 medium onion thinly sliced
  • 2 teaspoons fajita or taco seasoning
  • 1 tablespoon olive oil
  • 4 small flour tortillas for serving

Step by step instructions

Step 1: Season the Chicken

Toss the thinly sliced chicken with olive oil and fajita seasoning in a microwave-safe dish until evenly coated.

Step 2: Add the Vegetables

Add the sliced bell pepper and onion on top of the seasoned chicken and toss everything together.

Step 3: Microwave Until Cooked

Cover the dish with microwave-safe plastic wrap and microwave on high for 4 to 5 minutes stirring halfway through until the chicken is fully cooked and reaches 165 degrees Fahrenheit.

Step 4: Serve in Tortillas

Serve the chicken and vegetable mixture in warm flour tortillas with your favorite toppings like sour cream, salsa, or guacamole.

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Easy substitutions

Missing an ingredient? Here are some swaps that work perfectly:

  • chicken breast → thin-sliced steak or portobello mushrooms for a different protein
  • flour tortillas → corn tortillas for a gluten-free serving option

Common mistakes to avoid

Watch out for these pitfalls that can affect your results:

  • Cutting the chicken too thick which results in uneven cooking and potentially undercooked centers
  • Skipping the cover which dries out the chicken and prevents the steaming that keeps it juicy

Nutrition facts

Per serving: 310 calories, 30g protein, 18g carbs, 12g fat, 3g fiber.

Ready to cook?

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