01 -
Set oven to 350°F. Lightly grease a 9x13 inch baking dish with cooking spray and set aside.
02 -
Shred the cooked chicken breasts and transfer to a large mixing bowl.
03 -
Heat olive oil in a skillet over medium-high heat. Add sliced green and red bell peppers along with yellow onion, season with ¼ teaspoon salt, and sauté for 4 to 5 minutes until softened, stirring frequently.
04 -
In a separate large bowl, combine softened cream cheese, half of the shredded cheddar, fajita seasoning, salt, and freshly ground black pepper. Mix until smooth and well incorporated.
05 -
Stir the sautéed vegetables into the bowl with shredded chicken. Then fold in the cream cheese mixture until all components are evenly blended.
06 -
Transfer the combined mixture into the prepared baking dish and evenly sprinkle with the remaining shredded cheddar cheese.
07 -
Bake uncovered for 25 to 30 minutes until the casserole is heated through and cheese is melted and bubbly.
08 -
Remove from oven and garnish with freshly chopped cilantro or parsley before serving.