Preheat the oven to 400°F (200°C)
Spread tortilla chips on a baking sheet or oven-safe plate
Sprinkle shredded cheese evenly over the chips
Add cooked ground beef, beans, jalapeños, or other toppings if desired
Bake for 5 to 10 minutes until the cheese is melted
Remove from the oven carefully
Add cold toppings such as sour cream, salsa, guacamole, and chopped onions
Serve immediately