Preheat the broiler. Spread on a baking sheet (they can be slightly overlapping):
- 4 ounces tortilla chips (about 4 cups)
Sprinkle with:
- 1 ½ cups grated Cheddar (6 ounces)
- 1 ½ cups grated Monterey Jack (6 ounces)
- (One 4 ½-ounce can chopped green chiles, drained, or 1 poblano pepper, roasted, seeded, and chopped)
Broil until the cheese is melted, 2 to 3 minutes. Top with your choice of:
- Sour cream
- Cooked pinto or black beans
- 4 ounces fresh chorizo, crumbled and browned
- Chopped green onions
- Pickled or fresh jalapeño slices
- Chopped cilantro
- Salsa, store-bought or homemade
- Guacamole
Serve immediately.