Prepare tortillas as above. While they are still hot, sprinkle with onion or garlic salt and chile powder. Or—sprinkle the chips with grated longhorn cheese, chile powder and garlic salt, then heat in the oven until the cheese melts. Or spread each chip with a bit of mashed beans, season with red chile powder or a bit of fresh chopped green chile, sprinkle liberally with grated longhorn cheese, add a touch of garlic salt and broil until cheese melts.