Warm the vegan bolognese with the taco seasoning and stir well.
Arrange the tortilla chips onto a baking tray or a small skillet and toast them in the oven at 180°C (32°F) for 3-4 minutes or until hot and fragrant. Do not burn.
Spoon the sauce on top of the tortilla chips and top with the tomato salsa.Sprinkle the black olives and a few dots of refried beans and guacamole around the plate.
Garnish the nachos with some avocado chunks, pickled jalapeño slices, fresh coriander and lime wedges.