Veggie Boost: Add mushrooms, zucchini, or corn for extra nutrition.
Spice Level: Adjust chili powder or add jalapeños for more heat.
Cheese Swap: Try pepper jack or a Mexican blend for a different flavor.
Make Ahead: Assemble the casserole a day ahead and refrigerate; bake when ready to serve.
FAQs
Can I use leftover chicken? Yes! Rotisserie or grilled chicken works perfectly.
Is this freezer-friendly? Yes, assemble and freeze before baking. Thaw overnight in the fridge and bake as usual.
Can I make it low-carb? Skip the rice and serve over cauliflower rice or enjoy as a standalone dish.
This Fajita Chicken Casserole combines all your favorite Mexican-inspired flavors into one easy, cheesy, and satisfying meal—perfect for busy weeknights or family dinners.
