Drain the corn. Rinse and drain the beans. Clean and wash spring onions and cut into fine rings. Wash and coarsely dice tomatoes.
Mix chili sauce and vinegar. Season with salt and pepper. Stir in oil. Mix prepared salad ingredients and marinade. Leave to stand for about 30 minutes.
Crumble chips, except for 4 to garnish, finely crumbled. Mix with breadcrumbs. Whisk eggs and pepper. Turn cheese slices first in the egg, then in the chip mixture, then again in the egg and chip mixture.
Heat clarified butter in a large coated pan. Fry the cheese slices in it at low heat from each side until golden brown. Season salad again. Serve with the cheese slices. Garnish with parsley and chips.
Baked potatoes taste good with it.
Drinks tip: Mexican beer, e.g. Corona.