Write step-by-step directions for making a tostada. Number your steps.

1.Preheat the oven to 400°F and spray two large baking sheets with cooking spray.

2.Lightly spray both sides of the tortillas with cooking spray and place them in a single layer on the prepared baking sheets.

3.Lightly season them with salt.

4.Bake for 5 minutes, flip them over and bake for another 5-10 minutes, until the tortillas are crispy like a chip.