The layers set best when the enchilada casserole has time to cool before serving. They are especially well set after refrigeration.*Tortillas: Corn tortillas, flour tortillas, almond flour tortillas, and cassava tortillas all work in this recipe.Toppings: Chopped cilantro, lime wedges, and shredded lettuce elevate this recipe with minimal effort. Guacamole, avocado slices, and sour cream also make great toppings.Variations: Adding 1-2 tablespoons of diced green chiles to the filling gives thi...