Prepare the Filling
Cook the Chicken: Heat the avocado oil in a large skillet over medium-high heat. Add the diced onion and sauté for 2-3 minutes until softened.
Add Chicken: Stir in the diced chicken and season with salt and pepper. Cook for 6-8 minutes until fully cooked and no longer pink.
Incorporate Green Chiles: Stir in the diced green chiles and cook for another 1-2 minutes. Remove the skillet from heat.
Add Black Beans: Mix in the rinsed and drained black beans, ensuring everything is evenly combined.
Assemble the Enchiladas
Prepare Baking Dish: Preheat your oven to 375°F (190°C). Spread a thin layer of enchilada sauce on the bottom of a 9×13-inch baking dish.
Fill Tortillas: Lay a tortilla flat, spoon about 1/2 cup of the chicken mixture down the center, sprinkle with a small amount of shredded cheese, and roll it tightly. Arrange in Dish: Place the rolled tortilla seam-side down in the baking dish. Repeat with the remaining tortillas and filling.
Add Sauce and Cheese
Pour Sauce: Evenly pour the remaining enchilada sauce over the top of the rolled tortillas.
Sprinkle the remaining shredded cheese evenly over the enchiladas.
Step 4: Bake the Enchiladas
Bake: Transfer the baking dish to the oven and bake for 20-25 minutes, or until the cheese is melted and bubbly.
Cool: Remove from the oven and let the enchiladas cool for 5 minutes before serving.
Step 5: Garnish and Serve