Preheat the oven to 350 degrees.
Add the chorizo to the rice/spinach mixture.
Layout 10 tortillas. Equally divide the rice mixture into each tortilla. Place in the middle of the tortilla forming a long tube ending about 1 ½ inches from each side.
Fold in sides and tightly roll. Add to large oiled rectangular baking dish.
Pour chili sauce over the enchiladas.
Roll enchiladas in sauce so they are thoroughly covered in the sauce.
Top with cheese. Bake for 30 minutes.
Let rest for 5 minutes before removing enchiladas.