1In a large skillet, cook the ground beef and onion until the ground beef is no longer pink and the onion is tender. Drain.
2Add the red enchilada sauce, black beans, diced tomatoes, corn, and olives. Bring the mixture to a boil and simmer on medium for 3-5 minutes or until the sauce starts to thicken. Add in 1 cup cheddar cheese and stir until melted.
3To assemble the nachos: Put half of the TOSTITOS Original Restaurant Style Tortilla Chips on the bottom of a large plate. Put half of the meat sauce on top. Sprinkle with ½ cup of cheese. Repeat layers.
4Top with desired toppings and enjoy!
Green onions, Chopped