This makes (1) omelet, adjust ingredients accordingly for the amount of people you are feeding
Heat a small Teflon coated fry pan, and melt a little margarine/butter to coat pan. Saute peppers and scallion onions for about 2-3 minutes, remove and set aside.
Pour eggs in pan and sprinkle with beans, peppers and onions, tomatoes if using, cilantro and a pinch of salt and pepper. Add pre-cooked chorizo, if desired.
Cook on low heat until almost set. Sprinkle cheese over all. Using a spatula, carefully fold over half of the omelet, cover with lid and continue to cook until cheese is melted and egg is firm.
Serve topped with salsa, avocado slices and black olives if desired.