Preheat your oven to 375 degrees F and lightly mist a 9 inch pan with cooking spray.
Add a layer of tortillas to the bottom of your pan. Spread half of the enchilada sauce over the tortillas followed by all of the black beans, Chorizo, and half of the shredded cheese.
Repeat with a layer of tortillas, enchilada sauce, and remaining shredded cheese.
Carefully crack the eggs over the top of your casserole. Season with salt and pepper and bake for 25-30 minutes or until the whites of the eggs are set.