Chicken Fajita Casserole

Name: Chicken Fajita Casserole
Prep time: 20 min
Cook time: 15 min
Total time: 35 min
Cuisine: Mexican
Ingredients: 2 tablespoon olive or avocado oil, divided; 1 1/2 pounds boneless, skinless chicken breasts, diced; 1/2 onion, diced; 1 green bell pepper, diced; 1 red bell pepper, diced; 2 garlic cloves, minced; 1 can of corn, drained (or 5-6 ears of roasted corn); 1/2 cup salsa (your choice of heat level); 2-3 tablespoons taco seasoning (or try our homemade taco seasoning)*; 1 1/2 cups shredded cheese (mozzarella, cheddar, or Monterey Jack are good choices); 8 (8-inch, taco-sized) tortillas; Optional toppings: guacamole or avocado chunks, salsa, sour cream, diced red onion, and cilantro