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Chicken Fajita Casserole – Quick Weeknight Meal

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This Chicken Fajita Casserole is a bold, cheesy, and fast family dinner made with seasoned chicken, bell peppers, onions, and melty cheese—all baked together in one dish. Easy to customize and perfect for busy nights.

Ingredients

Scale

  • 1½ lbs chicken breast, sliced

  • 1 red bell pepper, sliced

  • 1 green bell pepper, sliced

  • 1 onion, sliced

  • 1 tbsp olive oil

  • 1 tsp fajita seasoning

  • 1 cup shredded cheese (cheddar or Mexican blend)

Instructions

  • Preheat oven to 375°F.

  • Toss chicken, peppers, and onion with oil and seasoning.

  • (Optional) Lightly sear in skillet for 5 minutes.

  • Transfer to greased baking dish, top with cheese.

  • Bake uncovered 20–25 mins until bubbly and golden.

  • Garnish and serve with rice, salad, or tortillas.

Notes

  • Add pasta, rice, or beans for variation

  • Use rotisserie chicken to save time

  • Can be prepped ahead and frozen

  • Make it keto with cauliflower rice and full-fat cheese

Find it online: https://yumnexio.com/chicken-fajita-casserole-quick-weeknight-meal/