In a bowl, add the chili and tomato sauce and stir to combine.
2. Step
Add a layer of the chili mixture to the bottom of a 9x9-inch (23x23-cm) baking pan. Top with a layer of tortillas, a layer of chili, and sprinkle with cheese.
3. Step
Repeat until all ingredients are used, making sure the top layer is cheese.
4. Step
Cover and refrigerate for at least 3 hours, up to overnight.
5. Step
Preheat oven to 350˚F (180˚C).
6. Step
Remove the casserole from the refrigerator and let sit for 10 minutes on your counter.
7. Step
Poke three toothpicks in the casserole, and cover with tin foil, so that the foil doesn’t touch the cheese layer.
8. Step
Bake for 30-40 minutes, or until cheese is melted.
